<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.857714</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113643</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">180614s1995    oncb    o    f00| 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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    <marc:datafield tag="041" ind1=" " ind2=" ">
      <marc:subfield code="a">eng</marc:subfield>
      <marc:subfield code="b">fre</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="043" ind1=" " ind2=" ">
      <marc:subfield code="a">n-cn---</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">CW69-5/245E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="0" ind2="4">
      <marc:subfield code="a">The Canadian Wildlife Service LRTAP Biomonitoring Program. </marc:subfield>
      <marc:subfield code="n">Part 1, </marc:subfield>
      <marc:subfield code="p">A strategy to monitor the biological recovery of aquatic ecosystems in eastern Canada from the effects of acid rain </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">D.K. McNicol ... [et al.].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="3" ind2="0">
      <marc:subfield code="a">Strategy to monitor the biological recovery of aquatic ecosystems in eastern Canada from the effects of acid rain</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="3" ind2="7">
      <marc:subfield code="a">CWS LRTAP Biomonitoring Program strategy document</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Nepean, Ont. : </marc:subfield>
      <marc:subfield code="b">Canadian Wildlife Service, Ontario Region, </marc:subfield>
      <marc:subfield code="c">c1995.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">vii, 28 p. : </marc:subfield>
      <marc:subfield code="b">map.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Technical report series ; </marc:subfield>
      <marc:subfield code="v">no. 245</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="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (p. 24-28).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"Acid rain poses a serious threat to wildlife that rely on aquatic ecosystems in eastern Canada, including many birds, mammals and amphibians. Studies conducted by the Canadian WiIdlife Service (CWS) since 1980 have shown that aquatic birds are adversely affected by acidity through a variety of ecological and ecotoxological processes that occur at lower trophic levels, but which may ultimately cause reproductive impairment and/or shifts in habitat selection or diet. The CWS LRTAP Biomonitoring Program was established in 1987 to verify the rate, nature and extent of biological recovery of aquatic ecosystems in eastern Canada following the implementation of acid rain control programs in Canada and the United States"--Abstract.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="530" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in print format.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Acid rain</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Aquatic ecosystems</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Nature conservation</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">McNicol, Donald Keith, </marc:subfield>
      <marc:subfield code="d">1954-</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Canadian Wildlife Service. </marc:subfield>
      <marc:subfield code="b">Ontario Region.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="776" ind1="0" ind2="#">
      <marc:subfield code="t">The Canadian Wildlife Service LRTAP Biomonitoring Program : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.612697</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Technical report series (Canadian Wildlife Service)</marc:subfield>
      <marc:subfield code="v">no. 245.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.504438</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.58 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-245-eng.pdf</marc:subfield>
    </marc:datafield>
  </marc:record>
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