Wetland birding habitat

Big Marsh Wildlife Management Area

Iowa · Midwest

Habitat
Wetland
Best Seasons
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Big Marsh Wildlife Management Area is a productive birding destination in Iowa, with 240 species recorded on eBird. This wetland habitat attracts Red-tailed Hawk, Red-headed Woodpecker, and Downy Woodpecker among many others. Spring migration along the Mississippi and Central Flyways makes this a vital stopover for diverse species.

Location

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Notable Species

Live Bird Data

Powered by eBird / Cornell Lab of Ornithology

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

24/21/2026

Trumpeter Swan

14/21/2026

Blue-winged Teal

164/21/2026

Northern Shoveler

34/21/2026

Gadwall

24/21/2026

Green-winged Teal

14/21/2026

American Coot

354/21/2026

Killdeer

24/21/2026

Lesser Yellowlegs

34/21/2026

Greater Yellowlegs

24/21/2026

Ring-billed Gull

14/21/2026

Great Egret

24/21/2026

Great Blue Heron

14/21/2026

Turkey Vulture

44/21/2026

Bald Eagle

14/21/2026

Red-bellied Woodpecker

14/21/2026

American Goldfinch

14/21/2026

Field Sparrow

14/21/2026

Song Sparrow

24/21/2026

Red-winged Blackbird

54/21/2026

Birding Tips

  1. 1

    Bring waterproof boots for marsh trails and muddy edges.

  2. 2

    Scan the edges of open water for herons, egrets, and rails at dawn.

  3. 3

    Time your visit during the first week of May for maximum species diversity.

Frequently Asked Questions

When is the best time to visit Big Marsh Wildlife Management Area for birding?
The best months to visit Big Marsh Wildlife Management Area for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Big Marsh Wildlife Management Area?
Notable species at Big Marsh Wildlife Management Area include Red-tailed Hawk, Red-headed Woodpecker, Downy Woodpecker, House Sparrow, House Finch. The area supports wetland habitats.
How difficult is birding at Big Marsh Wildlife Management Area?
Birding at Big Marsh Wildlife Management Area is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Big Marsh Wildlife Management Area?
Big Marsh Wildlife Management Area offers the following amenities: Parking, Trails.