<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.610965</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20250501144501</marc:controlfield>
    <marc:controlfield tag="007">ta</marc:controlfield>
    <marc:controlfield tag="008">150406|1993||||xxc|||||     f|0| 0 eng d</marc:controlfield>
    <marc:datafield tag="020" ind1=" " ind2=" ">
      <marc:subfield code="a">0-662-20979-6</marc:subfield>
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    <marc:datafield tag="022" ind1=" " ind2=" ">
      <marc:subfield code="a">1192-3571</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
    </marc:datafield>
    <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">R71-49/3-14E</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="110" ind1="2" ind2=" ">
      <marc:subfield code="a">Northern River Basins Study (Canada)‏.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Winter low flow tracer dye studies : </marc:subfield>
      <marc:subfield code="b">Athabasca River, Athabasca to Bitumount, February and March, 1992: Part II: Mixing characteristics / </marc:subfield>
      <marc:subfield code="c">by G. Van Der Vinne. </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Edmonton - Alberta : </marc:subfield>
      <marc:subfield code="b">Northern River Basins Study </marc:subfield>
      <marc:subfield code="c">1993.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">66p. in various pagings. : </marc:subfield>
      <marc:subfield code="b">graphs, maps, references, tables ; </marc:subfield>
      <marc:subfield code="c">28 cm.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Northern River Basins Study project report</marc:subfield>
      <marc:subfield code="x">1192-3571</marc:subfield>
      <marc:subfield code="v">No. 14</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Focused on the calculation of mixing coefficients using field dye-tests on the Athabasca River between the towns of Athabasca and Bitumount in February-March 1992. The test was completed under low-flow, ice covered conditions in late winter (February-March 1992); the period most critical for potential impacts on the aquatic ecosystem. The calculated coefficients will be useful in modelling of the dilution of effluent along the specific study reach and, when combined with similar data from other tests (ie. Hinton to Athabasca in 1989 and Bitumount to Lake Athabasca in 1979), along the entire length of the Athabasca River."--Study perspective.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">Focused on the calculation of mixing coefficients using field dye-tests on the Athabasca River between the towns of Athabasca and Bitumount in February-March 1992. The test was completed under low-flow, ice covered conditions in late winter (February-March 1992); the period most critical for potential impacts on the aquatic ecosystem. The calculated coefficients will be useful in modelling of the dilution of effluent along the specific study reach and, when combined with similar data from other tests (ie. Hinton to Athabasca in 1989 and Bitumount to Lake Athabasca in 1979), along the entire length of the Athabasca River.--Study perspective</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="563" ind1=" " ind2=" ">
      <marc:subfield code="a">Ring binding</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="690" ind1="0" ind2="7">
      <marc:subfield code="a">Ice</marc:subfield>
      <marc:subfield code="2">gcpds</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="690" ind1="0" ind2="7">
      <marc:subfield code="a">Rivers</marc:subfield>
      <marc:subfield code="2">gcpds</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="690" ind1="0" ind2="7">
      <marc:subfield code="a">Measurement</marc:subfield>
      <marc:subfield code="2">gcpds</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="720" ind1="1" ind2=" ">
      <marc:subfield code="a">Van Der Vinne, G.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="776" ind1="0" ind2="#">
      <marc:subfield code="t">Winter low flow tracer dye studies, Athabasca River, Athabasca to Bitumount, February and March, 1992. </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.948262</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="x">1192-3571</marc:subfield>
      <marc:subfield code="v">No. 14</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.514881</marc:subfield>
    </marc:datafield>
  </marc:record>
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