Hawkeye Wildlife Management Area - Greencastle Avenue causeway

Iowa · Midwest

Habitat
Wetland
Best Seasons
SpringFall
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Hawkeye Wildlife Management Area - Greencastle Avenue causeway is a productive birding destination in Iowa, with 223 species recorded on eBird. This wetland habitat attracts Greater White-fronted Goose, Canada Goose, and Trumpeter Swan 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

Notable Sightings

Rare or unusual species spotted nearby in the last 14 days

Eastern Meadowlark

Sturnella magna

3/6/2026Terry Trueblood RA1 observed

Tree Swallow

Tachycineta bicolor

3/6/2026Terry Trueblood RA3 observed

Peregrine Falcon

Falco peregrinus

3/3/2026Us bank1 observed

Greater Scaup

Aythya marila

3/3/2026Lake Macbride SP3 observed

Hermit Thrush

Catharus guttatus

3/2/2026Lake Macbride--North Arm1 observed

Turkey Vulture

Cathartes aura

2/28/2026Two Horse Farm1 observed

American Woodcock

Scolopax minor

2/27/2026Waterworks Prairie Park1 observed

Sandhill Crane

Antigone canadensis

2/27/2026Hawkeye WMA (general location)5 observed

Franklin's Gull

Leucophaeus pipixcan

2/26/2026Terry Trueblood RA1 observed

Iceland Gull

Larus glaucoides

2/25/2026Roller Dam (S-Curve)1 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

3/5/2026

Trumpeter Swan

203/5/2026

Mallard

3/5/2026

Killdeer

3/5/2026

Red-winged Blackbird

23/5/2026

Greater White-fronted Goose

3003/4/2026

Northern Pintail

83/4/2026

Ring-necked Duck

53/4/2026

Hooded Merganser

133/4/2026

Common Merganser

233/4/2026

Ring-billed Gull

2203/4/2026

Bald Eagle

33/4/2026

American Crow

23/4/2026

American Herring Gull

12/28/2026

Northern Harrier

12/28/2026

Eastern Bluebird

22/28/2026

Dark-eyed Junco

32/28/2026

Song Sparrow

12/28/2026

Northern Cardinal

22/28/2026

Mourning Dove

22/26/2026

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 Hawkeye Wildlife Management Area - Greencastle Avenue causeway for birding?
The best months to visit Hawkeye Wildlife Management Area - Greencastle Avenue causeway for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Hawkeye Wildlife Management Area - Greencastle Avenue causeway?
Notable species at Hawkeye Wildlife Management Area - Greencastle Avenue causeway include Greater White-fronted Goose, Canada Goose, Trumpeter Swan, Mallard, Northern Pintail. The area supports wetland habitats.
How difficult is birding at Hawkeye Wildlife Management Area - Greencastle Avenue causeway?
Birding at Hawkeye Wildlife Management Area - Greencastle Avenue causeway is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Hawkeye Wildlife Management Area - Greencastle Avenue causeway?
Hawkeye Wildlife Management Area - Greencastle Avenue causeway offers the following amenities: Parking, Trails.