Iowa

Original Wetlands Survey Circa 1780:     4,000,000 acres

1954:                                                      138,000

National Wetlands Inventory, mid-1980's     422,000

Change (percent)                                      -89

National Wildlife Refuges

DeSoto NWR

Rural Rt. 1

Box 114

Missouri Valley, IA

McGregor District

PO Box 460

McGregor, IA 52157

Union Slough NWR

1710 360th Street

Titonka, IA 50480

Wapello District

10728 County Road X61

Wapello, IA 52653

Walnut Creek NWR

PO Box 399

Prairie City, IA 50228-0399