Wetland birding habitat

Colliers Mills Wildlife Management Area

New Jersey · Northeast

Habitat
Wetland
Best Seasons
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Colliers Mills Wildlife Management Area is a productive birding destination in New Jersey, with 203 species recorded on eBird. This wetland habitat attracts American Herring Gull, Turkey Vulture, and Red-shouldered Hawk among many others. Spring and fall migration bring waves of warblers and shorebirds through the area.

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

Dickcissel

Spiza americana

7/21/2026179 Trenton Lakewood Rd, Millstone Township US-NJ 40.16166, -74.46378

Red-shouldered Hawk

Buteo lineatus

7/20/2026Hamilton Veterans Park1 observed

Black-bellied Whistling-Duck

Dendrocygna autumnalis

7/20/2026Manasquan Reservoir, Chestnut Point Parking Lot Area1 observed

Pileated Woodpecker

Dryocopus pileatus

7/20/2026Westgate forest2 observed

Little Blue Heron

Egretta caerulea

7/20/2026Whitesbog (Burlington County)1 observed

White Ibis

Eudocimus albus

7/19/2026Manasquan Reservoir IBA1 observed

Common Goldeneye

Bucephala clangula

7/19/2026S Steel Rd, Morrisville US-PA (40.1645,-74.7604)1 observed

Least Bittern

Botaurus exilis

7/19/2026Budd's Bogs (restricted access)1 observed

American Woodcock

Scolopax minor

7/19/2026Budd's Bogs (restricted access)1 observed

American Black Duck

Anas rubripes

7/19/2026Budd's Bogs (restricted access)6 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

107/21/2026

Mourning Dove

27/21/2026

Yellow-billed Cuckoo

27/21/2026

Great Blue Heron

17/21/2026

Turkey Vulture

17/21/2026

Hairy Woodpecker

17/21/2026

Eastern Wood-Pewee

87/21/2026

Great Crested Flycatcher

17/21/2026

Eastern Kingbird

27/21/2026

White-eyed Vireo

17/21/2026

Red-eyed Vireo

17/21/2026

Blue Jay

37/21/2026

Carolina Chickadee

17/21/2026

Tufted Titmouse

27/21/2026

Tree Swallow

87/21/2026

Purple Martin

17/21/2026

Barn Swallow

27/21/2026

White-breasted Nuthatch

17/21/2026

Blue-gray Gnatcatcher

17/21/2026

Gray Catbird

127/21/2026

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

    Visit during mid-May for peak warbler migration.

Frequently Asked Questions

When is the best time to visit Colliers Mills Wildlife Management Area for birding?
The best months to visit Colliers Mills Wildlife Management Area for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Colliers Mills Wildlife Management Area?
Notable species at Colliers Mills Wildlife Management Area include American Herring Gull, Turkey Vulture, Red-shouldered Hawk, Yellow-bellied Sapsucker, Red-headed Woodpecker. The area supports wetland habitats.
How difficult is birding at Colliers Mills Wildlife Management Area?
Birding at Colliers Mills Wildlife Management Area is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Colliers Mills Wildlife Management Area?
Colliers Mills Wildlife Management Area offers the following amenities: Parking, Trails.