<?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">9.887555</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113654</marc:controlfield>
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      <marc:subfield code="z">En 37-95/1990-2E</marc:subfield>
      <marc:subfield code="z">En 37-95/1990-1E</marc:subfield>
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      <marc:subfield code="a">Allan, R. J., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Toxic chemicals in the Great Lakes and associated effects. </marc:subfield>
      <marc:subfield code="n">Volume II, </marc:subfield>
      <marc:subfield code="p">effects / </marc:subfield>
      <marc:subfield code="c">[R.J. Allan, A.J. Ball, V.W. Cairns, G.A Fox, A.P. Gilman, D.B. Peakall, D.A. Piekarz, J.C. Van Oostdam, D.C. Villeneuve, D.T. Williams].</marc:subfield>
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      <marc:subfield code="a">Volume II : </marc:subfield>
      <marc:subfield code="b">effects</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Toronto, Ontario : </marc:subfield>
      <marc:subfield code="b">Environment Canada ; </marc:subfield>
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">Department of Fisheries and Oceans ; </marc:subfield>
      <marc:subfield code="a">Ottawa, Ontario : </marc:subfield>
      <marc:subfield code="b">Health and Welfare Canada, </marc:subfield>
      <marc:subfield code="c">1991.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="4">
      <marc:subfield code="c">©1991</marc:subfield>
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      <marc:subfield code="a">1 online resource (vii, pages 495-755) : </marc:subfield>
      <marc:subfield code="b">graphs, illustrations, maps</marc:subfield>
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      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <marc:subfield code="2">rdamedia</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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    <marc:datafield tag="505" ind1="0" ind2=" ">
      <marc:subfield code="a">1. Effects of contaminants on aquatic biota -- 2. Effects of contaminants on wildlife species -- 3. Effects of contaminants on human health -- 4. Synthesis.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Environment Canada, the Department of Fisheries and Oceans, and Health and Welfare Canada have worked together to compile the scientific literature on the levels, trends and effects of persistent toxic chemicals in the Great Lakes basin. This has resulted in a two volume technical document entitled Toxic Chemicals in the Great Lakes and Associated Effects. Volume II contains four parts. It reviews what is known about the effects of persistent toxic chemicals on fish, wildlife and people and presents a concluding synthesis which interprets the significance of the levels and effects information in the two volumes"--Introduction, page vii.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Water</marc:subfield>
      <marc:subfield code="x">Pollution</marc:subfield>
      <marc:subfield code="z">Great Lakes (North America)</marc:subfield>
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      <marc:subfield code="a">Hazardous substances</marc:subfield>
      <marc:subfield code="x">Environmental aspects</marc:subfield>
      <marc:subfield code="z">Great Lakes (North America)</marc:subfield>
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      <marc:subfield code="a">Aquatic organisms</marc:subfield>
      <marc:subfield code="x">Effect of water pollution on</marc:subfield>
      <marc:subfield code="z">Great Lakes (North America)</marc:subfield>
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      <marc:subfield code="a">Human beings</marc:subfield>
      <marc:subfield code="x">Effect of water pollution on</marc:subfield>
      <marc:subfield code="z">Great Lakes (North America)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Eau</marc:subfield>
      <marc:subfield code="x">Pollution</marc:subfield>
      <marc:subfield code="z">Grands Lacs (Amérique du Nord)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Substances dangereuses</marc:subfield>
      <marc:subfield code="x">Aspect de l'environnement</marc:subfield>
      <marc:subfield code="z">Grands Lacs (Amérique du Nord)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Organismes aquatiques</marc:subfield>
      <marc:subfield code="x">Effets de la pollution de l'eau sur</marc:subfield>
      <marc:subfield code="z">Grands Lacs (Amérique du Nord)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Homme</marc:subfield>
      <marc:subfield code="x">Effets de la pollution de l'eau sur</marc:subfield>
      <marc:subfield code="z">Grands Lacs (Amérique du Nord)</marc:subfield>
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    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Fisheries and Oceans.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Health and Welfare Canada.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">7.71 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2020/eccc/En37-95-1990-2-eng.pdf</marc:subfield>
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