Castle Island and Pleasure Bay, Suffolk, Massachusetts, US

Jan 31, 2026 9:04 AM – 11:04 AM

Protocol: Traveling

1.059 mile(s)

Checklist Comments:    BBC trip. Forgot to count. about 10 plus two leaders. Very cold. Wind was moderate but created biting wind chill becasue it was about 10F and  less at the start. Sunny.

26 species

Brant  58

Canada Goose  17

American Black Duck  23

Common Eider  53

Surf Scoter  2

White-winged Scoter  1

Black Scoter  1

Long-tailed Duck  2

Bufflehead  4

Common Goldeneye  6

Red-breasted Merganser  18

Rock Pigeon (Feral Pigeon)  15

Sanderling  1

Dunlin  26

Purple Sandpiper  18    definitely this number in one spot. High count not that unusual there.

Ring-billed Gull  3

American Herring Gull  25

Great Black-backed Gull  3

Red-throated Loon  1

Common Loon  2

Cooper’s Hawk  1

Snowy Owl  1

Horned Lark  7    definite ID, one small flock.

Snow Bunting  9

Song Sparrow  1

Pine Warbler  1    Pic may be coming. ID’d carefully. That certain citrus yellow that only Pine Warblers have. Strong contrast between darker cheeks and yellow throat.

View this checklist online at https://ebird.org/checklist/S297516162