Wetland birding habitat

Two Rivers National Wildlife Refuge - Calhoun Wetlands

Illinois · Midwest

Habitat
Wetland
Best Seasons
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Two Rivers National Wildlife Refuge - Calhoun Wetlands is a productive birding destination in Illinois, with 217 species recorded on eBird. This wetland habitat attracts Greater White-fronted Goose, Canada Goose, and Mallard 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

Laughing Gull

Leucophaeus atricilla

6/1/2026Riverlands Migratory Bird Sanctuary2 observed

Neotropic Cormorant

Nannopterum brasilianum

6/1/2026Riverlands Migratory Bird Sanctuary1 observed

Snow Goose

Anser caerulescens

6/1/2026Riverlands Migratory Bird Sanctuary1 observed

Lesser Scaup

Aythya affinis

6/1/2026Riverlands Migratory Bird Sanctuary1 observed

Wilson's Snipe

Gallinago delicata

5/31/20265601 N Lindbergh Blvd, Hazelwood US-MO 38.75964, -90.375261 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

306/1/2026

Rock Pigeon

26/1/2026

Mourning Dove

26/1/2026

Chimney Swift

126/1/2026

Mississippi Kite

16/1/2026

Red-headed Woodpecker

16/1/2026

Red-bellied Woodpecker

46/1/2026

Downy Woodpecker

26/1/2026

Northern Flicker

16/1/2026

Eastern Wood-Pewee

16/1/2026

Blue Jay

26/1/2026

American Crow

26/1/2026

Barn Swallow

26/1/2026

White-breasted Nuthatch

16/1/2026

Carolina Wren

16/1/2026

American Robin

126/1/2026

Chipping Sparrow

26/1/2026

Baltimore Oriole

16/1/2026

Brown-headed Cowbird

16/1/2026

Northern Cardinal

26/1/2026

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 Two Rivers National Wildlife Refuge - Calhoun Wetlands for birding?
The best months to visit Two Rivers National Wildlife Refuge - Calhoun Wetlands for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Two Rivers National Wildlife Refuge - Calhoun Wetlands?
Notable species at Two Rivers National Wildlife Refuge - Calhoun Wetlands include Greater White-fronted Goose, Canada Goose, Mallard, Northern Pintail, Green-winged Teal. The area supports wetland habitats.
How difficult is birding at Two Rivers National Wildlife Refuge - Calhoun Wetlands?
Birding at Two Rivers National Wildlife Refuge - Calhoun Wetlands is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Two Rivers National Wildlife Refuge - Calhoun Wetlands?
Two Rivers National Wildlife Refuge - Calhoun Wetlands offers the following amenities: Parking, Restrooms, Trails, Auto Tour Route.