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  1. The long-term Illinois River fish population monitoring program : F-101-R segments 6-10, final report to be submitted to the Illinois Department of Natural Resources and the U.S. Fish and Wildlife Service / by Todd M. Koel and Richard E. Sparks.
    By: Koel, Todd Marvin. - Sparks, Richard E. - Illinois.
    Publication info: Havana, Ill. :Illinois Natural History Survey, LTRMP Havana Field Station,[1999]
    Contributed by: Lewis & Clark Community College / NGRREC
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  2. The long-term Illinois River fish population monitoring program, F-101-R-8 : annual report / Todd M. Koel, et al.
    By: Koel, Todd Marvin. - Illinois.
    Publication info: Havana, Ill. :Illinois Natural History Survey, Illinois River Biological Station,1997.
    Contributed by: Lewis & Clark Community College / NGRREC
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