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  1. 1

    Beach water quality decision support system / by Rockwell, David C.

    Published 2014
    Online Access
    Online Access
    Government Document eBook
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    An assessment of two decades of contaminant monitoring in the nation's coastal zone

    Published 2008
    Online Access
    Online Access
    Government Document Electronic eBook
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    Evaluation of biological data, Guanella Pass Area, Clear Creek and Park Counties, Colorado, water years 1995-97 / by Cox-Lillis, Jennifer R.

    Published 2000
    Government Document Book
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    Clear Creek biological monitoring program, October 1995 through March 2001 / by Woodling, John

    Published 2002
    Government Document Book
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    Assessing biological effects from highway-runoff constituents by Buckler, Denny

    Published 1999
    Connect to online resource
    Government Document Microfilm Book
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    Biota and biological parameters as environmental indicators

    Published 1981
    Online Access
    Online Access
    Government Document Electronic eBook
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