Illinois Natural History Survey

Illinois Department of Natural Resources

U.S. Fish & Wildlife Service

Illinois River National Wildlife & Fish Refuges

Illinois Conservation Foundation

To contact us:

Forbes Biological Station

P.O. Box 590

Havana, IL 62644

Phone: 309-543-3950

Fax: 309-543-4999

Email: mgeorgi@inhs.uiuc.edu

Tri-County Aerial Survey Data

Southern Illinois/Western Kentucky Goose Inventory

Upper Mississippi River, Pools 4-13

Missouri Department of Conservation

Minnesota Department of Natural Resources