. A distributional atlas of Upper Mississippi River fishes. Fishes; Freshwater fishes; Fishes. Fig. 1 .—The upper Mississippi River and its major tributaries. The numbers refer to navigation pools and their downstream locks and dams. Note the absence of a pool 23 and of locks and dams below dam 26 in the unimpounded river, referred to as Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smith, Philip W. (Philip

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. A distributional atlas of Upper Mississippi River fishes. Fishes; Freshwater fishes; Fishes. Fig. 1 .—The upper Mississippi River and its major tributaries. The numbers refer to navigation pools and their downstream locks and dams. Note the absence of a pool 23 and of locks and dams below dam 26 in the unimpounded river, referred to as Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smith, Philip W. (Philip Wayne), 1921-; Lopinot, Alvin C; Pflieger, William L. Urbana : [s. n. ] ;

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Photo credit: © Paul Fearn / Alamy / Afripics
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Keywords: ., bookcentury1900, booksubjectfishes, booksubjectfreshwaterfishes