Gloucester Harbor, Gloucester US-MA 42.59607, -70.67375, Essex, Massachusetts, US

Jul 27, 2024 8:35 AM – 12:16 PM

Protocol: Traveling

59.939 mile(s)

18 species

American Black Duck  32

Common Eider  13

Black Scoter  1    Heading out of harbor past breakwater

Black Guillemot  1    Seen near Thatcher Island. Black alcid with white wing patches in its summer plumage. Photos

Laughing Gull  1

Herring Gull  300    Underestimated count, many seen roosting on islands and outcrops

Great Black-backed Gull  42

Common Tern  18    Feeding in Gloucester Harbor at boat dock

Wilson’s Storm-Petrel  6

Cory’s Shearwater  14

Great Shearwater  26

Sooty Shearwater  1

Manx Shearwater  3

Northern Gannet  1

Double-crested Cormorant  500    Underestimated count, many roosting on islands and outcrops

Little Blue Heron  1    Ten Pound Island

Great Egret  21    1 Under the pilings at boat dock; 20 on 10 pound island

Tree Swallow  3

View this checklist online at https://ebird.org/checklist/S189388354