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  1. 1990-1991 annual progress report, long-term Illinois River fish population monitoring program / Richard E. Sparks and K. Douglas Blodgett.
    By: Sparks, Richard E. - Blodgett, K. Douglas. - Forbes Biological Station (Havana, Ill.) - Illinois.
    Publication info: Havana, Ill. :Illinois Natural History Survey, River Research Laboratory of the Forbes Biological Station,1991.
    Contributed by: Lewis & Clark Community College / NGRREC
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  2. Analysis of a mussel die-off in Pools 14 and 15 of the Upper Mississippi River.
    By: Sparks, Richard E. - Blodgett, K. Douglas. - Illinois. - National Great Rivers Research and Education Center - NGRREC.
    Contributed by: Lewis and Clark Community College and the National Great Rivers Research and Education Center (archive.org)
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  3. Effects of fleeting on mussels. : Interim report / by Richard E. Sparks and K. Douglas Blodgett.
    By: Sparks, Richard E. - Blodgett, K. Douglas.
    Publication info: Havana, Ill. :River Research Laboratory,1985.
    Contributed by: Lewis & Clark Community College / NGRREC
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