Illinois Natural History Survey - December Aerial Waterfowl Inventory Data

Click here to go directly to the INHS Aerial Inventory Database for more detailed information.

Upper Mississippi Count - 83,135

Lower Mississippi Count - 131,010

Upper Illinois Count - 61,645

Emiquon Area Count - 9,545 (includes Chautauqua)

Lower Illinois Count - 51,615 (including Emiquon Area)