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  1. Illinois streams : a classification based on their fishes and an analysis of factors responsible for disappearance of native species / by Philip W. Smith.
    By: Smith, Philip W. (Philip Wayne),
    Publication info: Urbana :Illinois Natural History Survey,1971.
    Contributed by: University Library, University of Illinois Urbana Champaign
    Subjects: Fishes  Fresh-water invertebrates  Illinois  Rivers  
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