Showing 1 - 5 results of 5 for search 'Covert, S. Alex', query time: 0.15s Refine Results
  1. 1
    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
    Government Document Book
  2. 2
    Ohio aquatic gap analysis--an assessment of the biodiversity and conservation status of native aquatic animal species /
    by Covert, S. Alex
    Published 2007
    Get full text
    Government Document eBook
  3. 3
    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
    Get full text
    Government Document Book
  4. 4
    Water quality of the Mahoning River and selected tributaries in Youngstown, Ohio /
    by Stoeckel, Donald M.
    Published 2002
    Other Authors: “...Covert, S. Alex...”
    Government Document Book
  5. 5
    Water quality of the Mahoning River and selected tributaries in Youngstown, Ohio /
    by Stoeckel, Donald M.
    Published 2002
    Other Authors: “...Covert, S. Alex...”
    Get full text
    Government Document Book
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