Where to see a Gadwall in Iowa
The Gadwall is regularly recorded in the counties of 68 Iowa state parks (eBird historical checklists). The strongest bets:
- Maquoketa Caves State Park
- Bellevue State Park
- Clear Lake State Park
- Okamanpeedam State Park
- McIntosh Woods State Park
- Five Ridge Prairie State Preserve
- Catfish Creek State Preserve
- White Pine Hollow State Forest
- Toolesboro Mounds State Preserve
- Little Maquoketa River Mounds State Preserve
- Doolittle Prairie State Preserve
- Stephens State Forest - Woodburn Unit
- Green Valley State Park
- Gull Point State Park
- Orleans State Park
- Mini-Wakan State Park
- Pikes Point State Park
- Elinor Bedell State Park
- Trapper's Bay State Park
- Yellow River State Forest
- Pillsbury Point State Park
- Hartley Fort State Preserve
- Templar State Recreation Area
- Silver Lake Fen State Preserve
- Fish Farm Mounds State Preserve