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      <marc:subfield code="a">Laliberté, Denis, </marc:subfield>
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      <marc:subfield code="a">Toxic contamination of freshwater fish - 5th edition.</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: La contamination des poissons d'eau douce par les substances toxiques - 5e édition.</marc:subfield>
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      <marc:subfield code="a">At head of title: Suivi de l'état du Saint-Laurent.</marc:subfield>
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      <marc:subfield code="a">"Plan d'action Saint Laurent 2021-2026."</marc:subfield>
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      <marc:subfield code="a">"Prepared by Denis Laliberté …"--Page [11].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages [10]-[11]).</marc:subfield>
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      <marc:subfield code="a">Freshwater fishes</marc:subfield>
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      <marc:subfield code="t">La contamination des poissons d'eau douce par les substances toxiques - 5e édition.</marc:subfield>
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      <marc:subfield code="t">Toxic contamination of freshwater fish - 4th edition.</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_2026/eccc/En78-5-2026-eng.pdf</marc:subfield>
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      <marc:subfield code="u">https://www.canada.ca/en/canada-water-agency/freshwater-ecosystem-initiatives/st-lawrence-river/publications/toxic-contamination-freshwater-fish-5-edition.html</marc:subfield>
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