<?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">9.873769</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113649</marc:controlfield>
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    <marc:controlfield tag="008">190528e198907##oncbd  #ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">En13-5/89-142E-PDF</marc:subfield>
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      <marc:subfield code="a">Chau, Y. K., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Bioaccumulation of butyltin compounds by mussels in harbours / </marc:subfield>
      <marc:subfield code="c">by Y.K. Chau, P.T.S. Wong, G.A. Bengert, and J. Yaromich.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">National Water Research Institute, Great Lakes Research Laboratory for Fisheries and Aquatic Sciences, Canada Centre for Inland Waters, </marc:subfield>
      <marc:subfield code="c">July 1989.</marc:subfield>
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      <marc:subfield code="a">1 online resource (13 pages, 4 unnumbered pages) : </marc:subfield>
      <marc:subfield code="b">maps, graphs.</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:datafield tag="337" ind1=" " ind2=" ">
      <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:datafield tag="338" ind1=" " ind2=" ">
      <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:subfield code="a">NWRI contribution ; </marc:subfield>
      <marc:subfield code="v">89-142</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"RRB 89-56."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Title from cover.</marc:subfield>
    </marc:datafield>
    <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="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"This manuscript has been prepared for Chemical Speciation and Bioavailability."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"The bioaccumulation of butyltin compounds by freshwater mussels (Elliptio complanata) from contaminated sediments has been investigated in the laboratory and in the field in Oshawa and Whitby Harbours in Ontario. Tributyltin (TBT) was concentrated by mussels to higher concentrations in Whitby Harbour than in Oshawa Harbour. Concentrations of TBT in mussels and rates of bioconcentration related positively to the concentration of TBT in sediment"--Abstract, page 1.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes abstract and executive summary in English and French.</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Molluscs</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Chemicals</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Harbours</marc:subfield>
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    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Wong, P. T.- S., </marc:subfield>
      <marc:subfield code="d">1939-  </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Bengert, G. A., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Yaromich, J., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Canada Centre for Inland Waters.</marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
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      <marc:subfield code="a">Great Lakes Laboratory for Fisheries and Aquatic Sciences.</marc:subfield>
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      <marc:subfield code="a">NWRI contribution ;</marc:subfield>
      <marc:subfield code="v">89-142.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.844121</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.18 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-89-142-eng.pdf</marc:subfield>
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