Two Rivers National Wildlife Refuge - Calhoun Wetlands

Illinois · Midwest

Habitat
Wetland
Best Seasons
SpringFall
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

Loggerhead Shrike

Lanius ludovicianus

3/6/2026Firma Rd.1 observed

Bullock's Oriole

Icterus bullockii

3/5/2026Fulton Compound1 observed

Barn Swallow

Hirundo rustica

3/4/2026Marais Temps Clair CA1 observed

Lesser Black-backed Gull

Larus fuscus

3/3/2026Creve Coeur Lake Memorial Park2 observed

Snow x Greater White-fronted Goose (hybrid)

Anser caerulescens x albifrons

3/2/2026Riverlands Migratory Bird Sanctuary1 observed

White-winged Scoter

Melanitta deglandi

3/1/2026Foley River Access1 observed

Long-tailed Duck

Clangula hyemalis

3/1/2026Riverlands Migratory Bird Sanctuary1 observed

Iceland Gull (Thayer's)

Larus glaucoides

2/28/2026Riverlands Migratory Bird Sanctuary1 observed

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.