Search Results - Covert, S. Alex

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  1. 1
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    Comparison of U.S. Geological Survey and Ohio Environmental Protection Agency fish-collection methods using the index of biotic integrity and modified index of well-being, 1996-97... by Covert, S. Alex

    Published 2001
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  2. 2
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    Ohio aquatic gap analysis--an assessment of the biodiversity and conservation status of native aquatic animal species by Covert, S. Alex

    Published 2007
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    Government Document Electronic eBook

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  3. 3
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    Comparison of U.S. Geological Survey and Ohio Environmental Protection Agency fish-collection methods using the index of biotic integrity and modified index of well-being, 1996-97 by Covert, S. Alex

    Published 2000
    Online Access
    Online Access
    Government Document Electronic eBook

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  4. 4
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    Water quality of the Mahoning River and selected tributaries in Youngstown, Ohio / by Stoeckel, Donald M.

    Published 2002
    Other Authors: “…Covert, S. Alex…”
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    Government Document Book

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  5. 5
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    Water quality of the Mahoning River and selected tributaries in Youngstown, Ohio by Stoeckel, Donald M.

    Published 2002
    Other Authors: “…Covert, S. Alex…”
    Online Access
    Online Access
    Government Document Electronic eBook

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