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      <marc:subfield code="a">Prowse, Terry Donald, </marc:subfield>
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      <marc:subfield code="a">Impacts of flow regulation on the aquatic ecosystem of the Peace and Slave Rivers / </marc:subfield>
      <marc:subfield code="c">by T.D. Prowse and M. Conly.</marc:subfield>
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    <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 (xi, 168 pages, 4 unnumbered pages) : </marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study synthesis report ; </marc:subfield>
      <marc:subfield code="v">no. 1</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">"May, 1996."</marc:subfield>
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      <marc:subfield code="a">Includes errata.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 150-168).</marc:subfield>
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      <marc:subfield code="a">"The Northern Rivers Basin Study was designed in late 1991 initially around ten guiding questions with an emphasis on water quality and aquatic-ecosystem health of the Peace, Athabasca, and Slave rivers. An additional six questions were added in early 1992, one of them being Question #10 “How does and how could river flow regulation impact the aquatic ecosystem?”. In December 1992, the newly formed “Hydrology” and “Other Rivers Uses” scientific component groups of the NRBS jointly began to formulate strategies on how best to respond to this question. Assessing the ecological effects of flow regulation is a worldwide problem that has received considerable scientific attention but much remains to be learned, particularly for large northern rivers, as is the central theme of the NRBS"--Introduction.</marc:subfield>
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      <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">Environmental impact analysis</marc:subfield>
      <marc:subfield code="z">Peace River (B.C. and Alta.)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Environmental impact analysis</marc:subfield>
      <marc:subfield code="z">Slave River (Alta. and N.W.T.)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Environnement</marc:subfield>
      <marc:subfield code="x">Études d'impact</marc:subfield>
      <marc:subfield code="z">Paix, Rivière de la (C.-B. et Alb.)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Environnement</marc:subfield>
      <marc:subfield code="x">Études d'impact</marc:subfield>
      <marc:subfield code="z">Esclaves, Rivière des (Alb. et T.N.-O.)</marc:subfield>
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    <marc:datafield tag="651" ind1=" " ind2="0">
      <marc:subfield code="a">Peace River (B.C. and Alta.)</marc:subfield>
      <marc:subfield code="x">Regulation.</marc:subfield>
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    <marc:datafield tag="651" ind1=" " ind2="0">
      <marc:subfield code="a">Slave River (Alta and N.W.T.)</marc:subfield>
      <marc:subfield code="x">Regulation.</marc:subfield>
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      <marc:subfield code="a">Paix, Rivière de la (C.-B. et Alb.)</marc:subfield>
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      <marc:subfield code="a">Esclaves, Rivière des (Alb. et T.N.-O.)</marc:subfield>
      <marc:subfield code="x">Régularisation.</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study (Canada)‏, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="t">Impacts of flow regulation on the aquatic ecosystem of the Peace and Slave rivers / </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.613099</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study synthesis report ;</marc:subfield>
      <marc:subfield code="v">no. 1.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883432</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2024/eccc/R71-49-4-1-eng.pdf</marc:subfield>
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