<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000zi 4500</marc:leader>
    <marc:controlfield tag="001">9.952884</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20250707104426</marc:controlfield>
    <marc:controlfield tag="006">m     o  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr bn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">250703t19961996abcdb   ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">n-cn-ab</marc:subfield>
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      <marc:subfield code="a">R71-49/3-71E-PDF</marc:subfield>
      <marc:subfield code="z">R71-49/3-71E</marc:subfield>
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    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Bourbonniere, Richard A., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Depositional history of sediments in Legend and Weekes Lakes : </marc:subfield>
      <marc:subfield code="b">geochronology and bulk parameters / </marc:subfield>
      <marc:subfield code="c">prepared for the Northern River Basins Study under projects 2113-B1 and 2113-C1 by Richard A. Bourbonniere and Sherry L. Telford and J. Bryan Kemper.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Edmonton, Alberta : </marc:subfield>
      <marc:subfield code="b">Northern River Basins Study, </marc:subfield>
      <marc:subfield code="c">1996.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="4">
      <marc:subfield code="c">©1996</marc:subfield>
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      <marc:subfield code="a">1 online resource (v, 56 pages) : </marc:subfield>
      <marc:subfield code="b">charts, maps.</marc:subfield>
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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: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>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Northern River Basins Study project report, </marc:subfield>
      <marc:subfield code="y">1192-3571 ; </marc:subfield>
      <marc:subfield code="v">no. 71</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>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Community contributors: Gord Antoniuk, Reggie McKay, Scott Giroux."</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"January 1996."</marc:subfield>
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    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages 29-30).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"This report covers research conducted for NRBS Study Nos. 2113-B1 and 2113-C1, including results from several laboratories at NWRI and contract laboratories. It is the first of several reports which will attempt to interpret sediment core data with the goal of identifying significant historical trends in the input of contaminants to lakes which have small watersheds containing no industrial development. The intention is to use these data to assist in apportioning the relative influence of atmospheric and riverine sources of contaminants to Lake Athabasca"--Report summary.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="530" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in print format.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Marine sediments</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Weekes Lake.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Marine sediments</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Legend Lake.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Water quality</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Weekes Lake.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Water quality</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Legend Lake.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Sédiments marins</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Weekes, Lac.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Sédiments marins</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Legend, Lac.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Eau</marc:subfield>
      <marc:subfield code="x">Qualité</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Weekes, Lac.</marc:subfield>
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      <marc:subfield code="a">Eau</marc:subfield>
      <marc:subfield code="x">Qualité</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Legend, Lac.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Northern River Basins Study (Canada)‏, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="776" ind1="0" ind2="#">
      <marc:subfield code="t">Depositional history of sediments in Legend and Weekes Lakes : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.612845</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Northern River Basins Study project report ;</marc:subfield>
      <marc:subfield code="v">no. 71.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883506</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2780 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/r71/R71-49-3-71-eng.pdf</marc:subfield>
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