State · BBS 2025 Release · 1966–2024

Maine Breeding Birds

192 species recorded across 78 survey routes, 1966 to 2024. Browse by family or guild below.

Maine Bird Population Trends

long arc declinecomputed index

Eastern Meadowlark has collapsed in Maine: down 99% on the route-weighted index since 1968.

long arc declinecomputed index

Vesper Sparrow has collapsed in Maine: down 99% on the route-weighted index since 1968.

long arc declinecomputed index

Eastern Towhee has collapsed in Maine: down 97% on the route-weighted index since 1968.

long arc declinecomputed index

Upland Sandpiper has collapsed in Maine: down 96% on the route-weighted index since 1969.

long arc declinecomputed index

Cliff Swallow has collapsed in Maine: down 95% on the route-weighted index since 1968.

long arc declinecomputed index

Common Goldeneye has collapsed in Maine: down 93% on the route-weighted index since 1983.

How Bird Guilds Are Faring in Maine

Maine Bird Survey Routes

Browse Maine Birds By Family

Each species links to its trend in Maine.

Osprey Pandionidae

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.