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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. Effects of cold temperature on toxicity of ammonia to rainbow trout, bluegills, and fathead minnows : contract report 68-01-5832/B / by Keturah A. Reinbold and Stephen M. Pescitelli.
    By: Reinbold, Keturah A. - Illinois. - United States.
    Publication info: Champaign, IL :Illinois Natural History Survey, Center for Aquatic Ecology,Jan. 1990.
    Contributed by: Lewis and Clark Community College and the National Great Rivers Research and Education Center (archive.org)
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  3. Sediment toxicity in Reach 15 of the Upper Mississippi River : technical report to the Illinois Department of Natural Resources./ Denise B. Stoeckel, K. Douglas Blodgett, and Richard E. Sparks.
    By: Stoeckel, Denise B. - Blodgett, K. Douglas - Sparks, Richard E. - Illinois.
    Publication info: Champaign, Ill. :Illinois Natural History Survey,Jan. 1997.
    Contributed by: Lewis & Clark Community College / NGRREC
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  4. Value of mussel beds to sport fisheries, Project F-80-R : final report / Philip B. Moy and Richard E. Sparks.
    By: Moy, Philip B. - Sparks, Richard E. - Illinois. - National Great Rivers Research and Education Center - NGRREC.
    Publication info: Havana, Ill. :Illinois Natural History Survey, Center for Aquatic Ecology,[1991]
    Contributed by: Lewis and Clark Community College and the National Great Rivers Research and Education Center (archive.org)
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