Belle Isle Marsh Reservation, Suffolk, Massachusetts, US

May 11, 2025 7:53 AM – 11:30 AM

Protocol: Traveling

1.89 kilometer(s)

Checklist Comments:    Intermediate Low to High Tide

Joint BBC/BNC Walk 

Leaders: Mike McCarthy, Neil Calabro, Correne George & Samuel Harris

41 species

Canada Goose  4

Mallard  8

American Black Duck  6

Bufflehead  2    *Late. Pair in channel.

Rock Pigeon (Feral Pigeon)  20

Mourning Dove  7

Chimney Swift  6

Lesser Yellowlegs  10

Willet (Eastern)  5

Greater Yellowlegs  15

Least Sandpiper  16

American Herring Gull  30

Great Black-backed Gull  1    Adult flying south

Least Tern  35

Common Tern (hirundo/tibetana)  12

Double-crested Cormorant  15

Glossy Ibis  3

Snowy Egret  4

Great Egret  4

Osprey (American)  4

Bald Eagle  2    First and Third Years

Red-tailed Hawk (borealis)  3    2 Adults, 1 First Year

Downy Woodpecker (Eastern)  2    Pair

Warbling Vireo (Eastern)  3

Blue Jay  1    Flying north

Tree Swallow  20    10 Pairs

Barn Swallow (American)  6    Nesting under bridge

European Starling  25

Northern Mockingbird  1    Singing in thickets by overlook.

American Robin  4    3 eggs, 2 nests

House Sparrow  4

House Finch  8

American Goldfinch  10

White-throated Sparrow  1    Tan-striped at feeders

Song Sparrow (melodia/atlantica)  8

Swamp Sparrow  1    At feeders

Baltimore Oriole  2

Red-winged Blackbird (Red-winged)  15

Common Grackle (Bronzed)  12

Northern Parula  1    Male

Northern Cardinal  2    Pair

View this checklist online at https://ebird.org/checklist/S237107391

News Categories

Upcoming Field Trips

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  • Belle Isle Marsh Reservation – Winthrop Side

    Joint with Mass Audubon BNC. Join us to observe resident birds and spring migrants in a unique urban habitat that is a favorite for many bird species, including uncommon and rare flycatchers, swallows & warblers. Birders of all levels will enjoy this walk. The trails are generally flat and easy to walk. A water bottle,

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    New addition to our Bring Back Bobolinks conservation series. Rani date July 2 - check with leader in case of rain. Join new BBC members and Trustees Grassland Birds Monitoring Project volunteers Andy and Tina Haubert on their regular survey at this well known location for breeding and nesting Bobolinks.  We’ll observe field marks, song,

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    Join Glenn on a 5-to-6-mile walk through a very birdy area with species ranging from Broad-winged Hawk to Yellow-bellied Sapsucker, Blue-headed Vireo, Chestnut-sided Warbler, Scarlet Tanager, Baltimore Oriole, and lots of stuff in between. (Maybe a moose or a bobcat!) Co-sponsored with the South Shore Bird Club.

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