<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated by Fujitsu Interstage XWand B0254 -->
<!-- Generated by DocuBuilder 4.3 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:natixis="http://natixis/20260501" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink">
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/N1aCover" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#N1aCover"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/RiskReturn" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#RiskReturn"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/PerformanceManagement" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceManagement"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/InvestmentStrategy" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentStrategy"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/FeesAndExpenses" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#FeesAndExpenses"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/InvestmentRisks" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentRisks"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/N1aSupplement" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#N1aSupplement"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/ShareholderFeesData" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderFeesData"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/OperatingExpensesData" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#OperatingExpensesData"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/ExpenseExample" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ExpenseExample"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ExpenseExampleNoRedemption"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/BarChartData" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#BarChartData"/>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/PerformanceTableData" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceTableData"/>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aCover">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusTable" xlink:label="ProspectusTable"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ProspectusTable" xlink:to="DocumentInformationDocumentAxis" order="12.0" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ProspectusTable" xlink:to="LegalEntityAxis" order="20.0" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ProspectusTable" xlink:to="ClassAxis" order="30.0" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_PerformanceMeasureAxis" xlink:label="PerformanceMeasureAxis"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ProspectusTable" xlink:to="PerformanceMeasureAxis" order="40.0" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_AfterTaxesOnDistributionsMember" xlink:label="AfterTaxesOnDistributionsMember"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="PerformanceMeasureAxis" xlink:to="AfterTaxesOnDistributionsMember" use="optional" order="405.0"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_AfterTaxesOnDistributionsAndSalesMember" xlink:label="AfterTaxesOnDistributionsAndSalesMember"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="PerformanceMeasureAxis" xlink:to="AfterTaxesOnDistributionsAndSalesMember" use="optional" order="406.0"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202401191098Member" xlink:label="bench202401191098Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="PerformanceMeasureAxis" xlink:to="bench202401191098Member" use="optional" order="1415.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202404231134Member" xlink:label="bench202404231134Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="PerformanceMeasureAxis" xlink:to="bench202404231134Member" use="optional" order="1416.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202401191097Member" xlink:label="bench202401191097Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="PerformanceMeasureAxis" xlink:to="bench202401191097Member" use="optional" order="1417.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_RiskAxis" xlink:label="RiskAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202404191132Member" xlink:label="bench202404191132Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202404191132Member" use="optional" order="1506.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202401221103Member" xlink:label="bench202401221103Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202401221103Member" use="optional" order="1510.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202401221100Member" xlink:label="bench202401221100Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202401221100Member" use="optional" order="1511.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081069Member" xlink:label="bench202305081069Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081069Member" use="optional" order="1512.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081071Member" xlink:label="bench202305081071Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081071Member" use="optional" order="1513.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081073Member" xlink:label="bench202305081073Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081073Member" use="optional" order="1514.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081066Member" xlink:label="bench202305081066Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081066Member" use="optional" order="1515.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202401241121Member" xlink:label="bench202401241121Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202401241121Member" use="optional" order="1516.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081059Member" xlink:label="bench202305081059Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081059Member" use="optional" order="1517.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081047Member" xlink:label="bench202305081047Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081047Member" use="optional" order="1518.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081050Member" xlink:label="bench202305081050Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081050Member" use="optional" order="1519.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081049Member" xlink:label="bench202305081049Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081049Member" use="optional" order="1520.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202505201141Member" xlink:label="bench202505201141Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202505201141Member" use="optional" order="1521.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081048Member" xlink:label="bench202305081048Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081048Member" use="optional" order="1522.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081055Member" xlink:label="bench202305081055Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081055Member" use="optional" order="1523.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081068Member" xlink:label="bench202305081068Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081068Member" use="optional" order="1524.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081052Member" xlink:label="bench202305081052Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081052Member" use="optional" order="1525.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081061Member" xlink:label="bench202305081061Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081061Member" use="optional" order="1526.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081060Member" xlink:label="bench202305081060Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081060Member" use="optional" order="1527.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_bench202305081053Member" xlink:label="bench202305081053Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="RiskAxis" xlink:to="bench202305081053Member" use="optional" order="1528.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis" xlink:label="DocumentInformationDocumentAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisstatutoryprospectus_4833Member" xlink:label="Dloomisharrisstatutoryprospectus_4833Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisstatutoryprospectus_4833Member" use="optional" order="103.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_Dloomisharrisfundssai_4822Member" xlink:label="Dloomisharrisfundssai_4822Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="DocumentInformationDocumentAxis" xlink:to="Dloomisharrisfundssai_4822Member" use="optional" order="104.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006700Member" xlink:label="S000006700Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006700Member" use="optional" order="204.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000070337Member" xlink:label="S000070337Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000070337Member" use="optional" order="205.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006701Member" xlink:label="S000006701Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006701Member" use="optional" order="206.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_S000006706Member" xlink:label="S000006706Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LegalEntityAxis" xlink:to="S000006706Member" use="optional" order="207.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ClassAxis" xlink:label="ClassAxis"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018231Member" xlink:label="C000018231Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018231Member" use="optional" order="302.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223747Member" xlink:label="C000223747Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223747Member" use="optional" order="303.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018234Member" xlink:label="C000018234Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018234Member" use="optional" order="304.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018251Member" xlink:label="C000018251Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018251Member" use="optional" order="305.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018232Member" xlink:label="C000018232Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018232Member" use="optional" order="306.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223748Member" xlink:label="C000223748Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223748Member" use="optional" order="307.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018235Member" xlink:label="C000018235Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018235Member" use="optional" order="308.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018252Member" xlink:label="C000018252Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018252Member" use="optional" order="309.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018233Member" xlink:label="C000018233Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018233Member" use="optional" order="310.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223749Member" xlink:label="C000223749Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223749Member" use="optional" order="311.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018236Member" xlink:label="C000018236Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018236Member" use="optional" order="312.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018253Member" xlink:label="C000018253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018253Member" use="optional" order="313.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000175112Member" xlink:label="C000175112Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000175112Member" use="optional" order="314.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000223746Member" xlink:label="C000223746Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000223746Member" use="optional" order="315.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125485Member" xlink:label="C000125485Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125485Member" use="optional" order="316.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000125487Member" xlink:label="C000125487Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000125487Member" use="optional" order="317.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188536Member" xlink:label="C000188536Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188536Member" use="optional" order="318.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188537Member" xlink:label="C000188537Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188537Member" use="optional" order="319.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000188539Member" xlink:label="C000188539Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000188539Member" use="optional" order="320.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000069253Member" xlink:label="C000069253Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000069253Member" use="optional" order="321.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018238Member" xlink:label="C000018238Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018238Member" use="optional" order="322.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000018254Member" xlink:label="C000018254Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000018254Member" use="optional" order="323.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082998Member" xlink:label="C000082998Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082998Member" use="optional" order="324.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:href="natixis-20260501.xsd#natixis_C000082999Member" xlink:label="C000082999Member"/>
    <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ClassAxis" xlink:to="C000082999Member" use="optional" order="325.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
