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  1. Living waters : guiding the protection of freshwater biodiversity in Massachusetts /
    By: Massachusetts.
    Publication info: Westborough, Mass. :Massachusetts Division of Fisheries and Wildlife,c2003.
    Contributed by: UMass Amherst Libraries (
    Subjects: Biodiversity conservation  Freshwater biology  Freshwater ecology  Massachusetts  
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  2. Studies on the environment and eutrophication of Lake Michigan /
    By: Ayers, John C. - Chandler, D. C., - University of Michigan.
    Publication info: Ann Arbor, Mich. :University of Michigan,1967.
    Contributed by: University of Michigan (
    Subjects: Freshwater biology  Freshwater ecology  Limnology  Michigan, Lake  
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