Illinois Natural History Survey - November Aerial Waterfowl Inventory Data

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

Upper Mississippi Count - 72,330

Lower Mississippi Count - 219,280

Upper Illinois Count - 131,775

Emiquon Area Count - 94,690 (includes Chautauqua)

Lower Illinois Count - 188,210 (including Emiquon Area)