<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:controlfield tag="001">9.920053</marc:controlfield>
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      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">n-cn-on</marc:subfield>
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      <marc:subfield code="a">En84-326/2013E-PDF</marc:subfield>
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    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Milani, D. W., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Assessment of benthic conditions in the Lower Trent River in 2011 and comparison to 2006 / </marc:subfield>
      <marc:subfield code="c">D. Milani and L.C. Grapentine.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">Environment Canada, Water Science and Technology Directorate, </marc:subfield>
      <marc:subfield code="c">February 4, 2013.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">1 online resource (x, 100 pages) : </marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 33-35).</marc:subfield>
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      <marc:subfield code="a">"To evaluate benthic conditions in the lower Trent River (Bay of Quinte Area of Concern) and whether they continue to improve over time, sediment contaminant concentrations, toxicity, benthic invertebrate community structure and benthic invertebrate tissue contaminant levels were assessed. Conditions were examined to assess the spatial differences between contaminated and reference sediments, and the temporal differences between conditions after 2006, when a similar study was conducted"--Summary, page i.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Benthic animals</marc:subfield>
      <marc:subfield code="x">Effect of contaminated sediments on</marc:subfield>
      <marc:subfield code="z">Ontario</marc:subfield>
      <marc:subfield code="z">Trent River (River)</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Contaminated sediments</marc:subfield>
      <marc:subfield code="z">Ontario</marc:subfield>
      <marc:subfield code="z">Trent River (River)</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Faune benthique</marc:subfield>
      <marc:subfield code="x">Effets des sédiments contaminés sur</marc:subfield>
      <marc:subfield code="z">Ontario</marc:subfield>
      <marc:subfield code="z">Trent, Rivière.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Sédiments contaminés</marc:subfield>
      <marc:subfield code="z">Ontario</marc:subfield>
      <marc:subfield code="z">Trent, Rivière.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.88 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/En84-326-2013-eng.pdf</marc:subfield>
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