1. Missouri Department of Conservation Big Rivers and Wetlands Field Station, 2302 County Park Drive Cape Girardeau MO 63701
2. Division of Forestry and Natural Resources West Virginia University Morgantown WV
3. Iowa Department of Natural Resources Missouri River Monitoring Station Bellevue IA
4. Missouri Department of Conservation Hannibal MO
5. Kentucky Department of Fish and Wildlife Resources Frankfort KY
6. Center for Fisheries, Aquaculture, and Aquatic Sciences Department of Zoology Center for Ecology Southern Illinois University Carbondale IL