Bird Counts

Come to our free weekly bird walks during spring and autumn or join one of our bird count and other birding programs.  See below to join in on more bird count opportunities.

Our Bird Counts Are On!
Many Other In Person Activities Have Resumed

Check out our upcoming virtual and in person summer camps and activities.
Check with DOS for the latest status of their bird counts.
Our trails at Ashland, DEEC, and Abbott’s remain open. Coverdale is closed to the public.

Great Backyard Bird Count

2nd weekend in February
A four day count you can do in your backyard or anywhere on earth.
Location: Anywhere on earth

Spring Roundup

2nd Saturday in May
One-day count of birds in Delaware. Throughout the state, with regional leaders in charge of various state sections.
Location: Anywhere in DE
Join in: visit Delmarva Ornithological Society

Fort Delaware Wading Bird Count

Monthly, spring – early summer
Stationary count of herons and egrets flying to and from Pea Patch Island conducted from the Delaware City Waterfront.
Location: Delaware City Waterfront
Join in: visit Delmarva Ornithological Society


Early May
Fundraiser for the Delmarva Ornithology to provide money for shorebird habitat acquisition in Delaware.
Location: Statewide
Join in: visit Delmarva Ornithological Society

June Challenge

Entire month of June
Individual contest to see the most birds in a county.
Location: anywhere in DE
Join in: visit Delmarva Ornithological Society

Hawk Watch

Daily, September – November
Stationary count sites established to count migrating raptors
Location: Ashland Nature Center and Cape Henlopen State Park
Join in: visit Ashland Nature Center’s Hawk Watch or find more hawk watches

Big Sit

2nd weekend in Oct
A competition to see or hear the most bird species from one spot.
Location: DNS runs big sits at DEEC, Ashland, and Bucktoe. Another one occurs at Cape Henlopen Hawk Watch
Join in: Join our Big Sit (posted on this page late summer) or find more Big Sit bird counts

Sea Watch

Monthly, October – March
Stationary count of migrating seabirds
Location: Indian River Inlet
Join in: visit Delmarva Ornithological Society

Christmas Bird Counts

Mid-December – early January
Bird surveys within several 15-mile diameter circles within Delaware.
Location: Wilmington, Middletown, Bombay Hook, Milford, Seaford, Cape Henlopen, and Rehoboth in DE
Join in: visit Delmarva Ornithological Society