<?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">9.879000</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107165409</marc:controlfield>
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    <marc:controlfield tag="007">cr |n|||||||||</marc:controlfield>
    <marc:controlfield tag="008">190906s1978    nscdb  #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:datafield tag="043" ind1=" " ind2=" ">
      <marc:subfield code="a">n-cn---</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">Fs70-8/78-5E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Messieh, S. N. </marc:subfield>
      <marc:subfield code="q">(Shoukry N.)</marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The decline of the herring fishery in northern Northumberland Strait and its possible causes / </marc:subfield>
      <marc:subfield code="c">by S.N. Messieh.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Dartmouth, Nova Scotia] : </marc:subfield>
      <marc:subfield code="b">[Canadian Atlantic Fisheries Scientific Advisory Committee], </marc:subfield>
      <marc:subfield code="c">[1978]</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">1 online resource (28 pages) : </marc:subfield>
      <marc:subfield code="b">charts, maps.</marc:subfield>
    </marc:datafield>
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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>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">CAFSAC res. doc. ; </marc:subfield>
      <marc:subfield code="v">78/5</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Caption title.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Department of Fisheries and Oceans].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Canso Environment Workshop, St. Andrews, N.B., February 23/78."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages 10-11).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"In a report to the Canso Marine Environment Workshop, Dartmouth, November 1977, on "the possible effect of the Canso causeway on the herring fishery" (Messieh and Moore 1977), catch data showed a dramatic decline in the northern Northumberland Strait herring landings in the 1950's. A discussion on the interpretation of the decline in this fishery and its possible causes led to two different views: one that the decline is apart of a general phenomenon common to other herring fisheries in the Gulf, particularly the spring inshore fisheries, and the other that it is caused by the closure of the Canso Strait"--page 1.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Fisheries</marc:subfield>
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    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Fisheries and Oceans.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Canadian Atlantic Fisheries Scientific Advisory Committee.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">CAFSAC research document (Canadian Atlantic Fisheries Scientific Advisory Committee)</marc:subfield>
      <marc:subfield code="v">78/5. </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.869616</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.47 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/mpo-dfo/Fs70-8-78-5-eng.pdf</marc:subfield>
    </marc:datafield>
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