Wetland birding habitat

Assiscong Marsh

New Jersey · Northeast

Habitat
Wetland
Best Seasons
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Assiscong Marsh is a productive birding destination in New Jersey, with 217 species recorded on eBird. This wetland habitat attracts Canada Goose, Mourning Dove, and Red-bellied Woodpecker 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

Yellow-breasted Chat

Icteria virens

6/3/2026Hoffman Park1 observed

White-throated Sparrow

Zonotrichia albicollis

6/3/2026my yard1 observed

Swainson's Thrush

Catharus ustulatus

6/3/2026Private property1 observed

Brown Booby

Sula leucogaster

6/2/2026Spruce Run Reservoir--Boat Launch1 observed

Lawrence's Warbler (hybrid)

Vermivora chrysoptera x cyanoptera (F2 backcross)

6/2/2026Spruce Run Recreation Area1 observed

Yellow-throated Warbler

Setophaga dominica

6/2/2026Capoolong Creek Wildlife Management Area1 observed

Red-headed Woodpecker

Melanerpes erythrocephalus

6/2/2026Sunnyside Park1 observed

Northern Bobwhite

Colinus virginianus

6/2/2026Cider Mill Grassland Preserve1 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

16/2/2026

Wood Duck

36/2/2026

Mallard

16/2/2026

Mourning Dove

26/2/2026

Chimney Swift

16/2/2026

Green Heron

16/2/2026

Red-bellied Woodpecker

16/2/2026

Northern Flicker

16/2/2026

Eastern Wood-Pewee

16/2/2026

Willow Flycatcher

16/2/2026

Great Crested Flycatcher

16/2/2026

Eastern Kingbird

26/2/2026

Eastern Warbling Vireo

36/2/2026

Blue Jay

26/2/2026

American Crow

16/2/2026

Tree Swallow

36/2/2026

Northern Rough-winged Swallow

16/2/2026

White-breasted Nuthatch

16/2/2026

Northern House Wren

16/2/2026

Carolina Wren

16/2/2026

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 Assiscong Marsh for birding?
The best months to visit Assiscong Marsh for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Assiscong Marsh?
Notable species at Assiscong Marsh include Canada Goose, Mourning Dove, Red-bellied Woodpecker, Downy Woodpecker, Northern Flicker. The area supports wetland habitats.
How difficult is birding at Assiscong Marsh?
Birding at Assiscong Marsh is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Assiscong Marsh?
Assiscong Marsh offers the following amenities: Parking, Trails.