Keystone Lake

Pennsylvania · Northeast

Habitat
Lake
Best Seasons
SpringFall
Difficulty

Moderate

Best Months

April-May, September-October

About This Location

Keystone Lake is a productive birding destination in Pennsylvania, with 204 species recorded on eBird. This lake habitat attracts a wide variety of species among many others. Spring and fall migration bring waves of warblers and shorebirds through the area.

Location

Loading map...

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

Cackling Goose

Branta hutchinsii

3/5/2026Lake Margus1 observed

Greater White-fronted Goose

Anser albifrons

3/4/2026Lake Margus1 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

43/5/2026

Wood Duck

23/5/2026

American Wigeon

233/5/2026

Mallard

253/5/2026

Northern Pintail

193/5/2026

Green-winged Teal

23/5/2026

Ring-necked Duck

723/5/2026

Mourning Dove

13/5/2026

Blue Jay

13/5/2026

American Crow

13/5/2026

American Robin

13/5/2026

Red-winged Blackbird

13/5/2026

Birding Tips

  1. 1

    Scan the water surface methodically for diving ducks, loons, and grebes.

  2. 2

    Check the shoreline and mudflats for shorebirds and wading birds.

  3. 3

    Visit during mid-May for peak warbler migration.

Frequently Asked Questions

When is the best time to visit Keystone Lake for birding?
The best months to visit Keystone Lake for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Keystone Lake?
Notable species at Keystone Lake include Common Loon, Bald Eagle, Double-crested Cormorant, Ring-billed Gull, Bufflehead. The area supports lake habitats.
How difficult is birding at Keystone Lake?
Birding at Keystone Lake is rated as Moderate. Some trails may require moderate fitness and basic hiking ability.
What amenities are available at Keystone Lake?
Keystone Lake offers the following amenities: Parking, Trails.