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      <marc:subfield code="a">Cash, Kevin J. </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
      <marc:subfield code="q">(Kevin Joseph), </marc:subfield>
      <marc:subfield code="d">1959-‏.</marc:subfield>
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      <marc:subfield code="a">Ecosystem health and integrated monitoring in the Northern River Basins / </marc:subfield>
      <marc:subfield code="c">by Kevin J. Cash, Frederick J. Wrona and William D. Gummer.</marc:subfield>
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      <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:subfield code="c">©1996</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study synthesis report ; </marc:subfield>
      <marc:subfield code="v">no. 10</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 bibliographical references [pages 62-75].</marc:subfield>
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      <marc:subfield code="a">"As one of the eight study components under the Northern River Basins Study (NRBS), the Synthesis and Modelling Component was established to address two primary objectives: 1) to integrate the scientific planning and findings of all the components; and 2) to provide answers to the Study Board Question 13:a) What predictive tools are required to determine the cumulative effects of man made discharges on the water and aquatic environment? b) What are the cumulative effects of man made discharges on the water and aquatic environment? and to the Board's guiding question No. 14: What long term monitoring programs and predictive models are required to provide an ongoing assessment of the state of the aquatic ecosystems?"--Executive Summary.</marc:subfield>
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      <marc:subfield code="a">Water quality biological assessment</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study synthesis report ;</marc:subfield>
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