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      <marc:subfield code="a">Lake, W., </marc:subfield>
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      <marc:subfield code="a">Acute lethality of mine depressurization water to trout-perch (Percopsis omiscomaycus) and rainbow trout (Salmo gairdneri). </marc:subfield>
      <marc:subfield code="n">Volume I / </marc:subfield>
      <marc:subfield code="c">by W. Lake and W. Rogers for Alberta Oil Sands Environmental Research Program.</marc:subfield>
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      <marc:subfield code="a">Acute lethality of mine depressurization water to trout-perch and rainbow trout. </marc:subfield>
      <marc:subfield code="n">Volume I</marc:subfield>
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      <marc:subfield code="a">Edmonton, Alberta : </marc:subfield>
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      <marc:subfield code="c">March 1979.</marc:subfield>
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      <marc:subfield code="a">AOSERP report ; </marc:subfield>
      <marc:subfield code="v">23</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">Sponsored jointly by Alberta Environment and Environment Canada.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 40-41).</marc:subfield>
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      <marc:subfield code="a">"Mine depressurization water obtained from five wells on Lease 17 held by Syncrude Canada Limited, was examined for chemical composition and acute toxicity to two species of fish"--Abstract, page xiii.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Trout-perch</marc:subfield>
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      <marc:subfield code="a">Rainbow trout</marc:subfield>
      <marc:subfield code="x">Effect of water pollution on</marc:subfield>
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      <marc:subfield code="a">Water quality bioassay</marc:subfield>
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      <marc:subfield code="z">Athabasca Tar Sands.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Omisco</marc:subfield>
      <marc:subfield code="x">Effets de la pollution de l'eau sur</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Sables bitumineux de l'Athabasca.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Truite arc-en-ciel</marc:subfield>
      <marc:subfield code="x">Effets de la pollution de l'eau sur</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Sables bitumineux de l'Athabasca.</marc:subfield>
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      <marc:subfield code="a">Eau</marc:subfield>
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      <marc:subfield code="z">Sables bitumineux de l'Athabasca.</marc:subfield>
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      <marc:subfield code="a">Alberta Oil Sands Environmental Research Program, </marc:subfield>
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      <marc:subfield code="a">Alberta. </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada, </marc:subfield>
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      <marc:subfield code="a">AOSERP report ;</marc:subfield>
      <marc:subfield code="v">23.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.938755</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/en40/En40-248-23-eng.pdf</marc:subfield>
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