Todd M. Koel

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.

Richard E. Sparks, Todd M. Koel, 1999 .

Spatial Variation in Fish Species Richness of the Upper Mississippi River System

Todd M. Koel, T. Koel, 2004 .

Spatial patterns of fish communities in the Upper Mississippi River System: assessing fragmentation by low‐head dams

Mark A. Pegg, Todd M. Koel, J. Chick, 2006 .

Introduced Lake Trout Produced a Four-Level Trophic Cascade in Yellowstone Lake

Kenneth G. Gerow, Todd M. Koel, K. Gerow, 2010 .

Asian Carp Invasion of the Upper Mississippi River System

Todd M. Koel, Kevin S. Irons, Eric N. Ratcliff, 2000 .

Historical patterns of river stage and fish communities as criteria for operations of dams on the Illinois river

Richard E. Sparks, Todd M. Koel, R. Sparks, 2002 .