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      <marc:subfield code="a">Dickie, L. M. </marc:subfield>
      <marc:subfield code="q">(Lloyd Merlin), </marc:subfield>
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      <marc:subfield code="a">Fluctuations in abundance of the giant scallop Placopecten magellanicus (Gmelin), in the Digby area of the bay of Fundy / </marc:subfield>
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      <marc:subfield code="a">[Ottawa] : </marc:subfield>
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      <marc:subfield code="c">April 1953.</marc:subfield>
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      <marc:subfield code="a">Manuscript reports of the biological stations ; </marc:subfield>
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      <marc:subfield code="a">"A theis submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the University of Toronto."</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 138-147).</marc:subfield>
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      <marc:subfield code="a">Placopecten magellanicus</marc:subfield>
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      <marc:subfield code="a">Shellfish populations</marc:subfield>
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      <marc:subfield code="a">Pétoncle géant</marc:subfield>
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      <marc:subfield code="a">Pétoncle géant</marc:subfield>
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      <marc:subfield code="a">Mollusques</marc:subfield>
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      <marc:subfield code="a">Fisheries Research Board of Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Manuscript reports of the biological stations ;</marc:subfield>
      <marc:subfield code="v">no. 526.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.899091</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2026/mpo-dfo/fs52-3/Fs52-3-526-eng.pdf</marc:subfield>
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