Here is the complete list of species observed on the recent Felix Neck Bird-a-thon, held May 15 to May 16. Prelimary results showed that birders found 125 species, mostly birds that breed or spend the winter here. This was Mass Audubon's 32nd year of birding competition; the event is a fundraiser for Felix Neck Wildlife Sanctuary.

Brant
Canada Goose
Mute Swan
Wood Duck
American Black Duck
Mallard
Common Eider
Surf Scoter
White-winged Scoter
Black Scoter
Red-breasted Merganser
Ring-necked Pheasant
Wild Turkey
Red-throated Loon
Common Loon
Northern Gannet
Double-crested Cormorant
Great Cormorant
Great Blue Heron
Great Egret
Snowy Egret
Green Heron
Black-crowned Night-Heron
Turkey Vulture
Osprey
Northern Harrier
Cooper’s Hawk
Red-tailed Hawk
Merlin
Black-bellied Plover
Semipalmated Plover
Piping Plover
Killdeer
American Oystercatcher
Spotted Sandpiper
Greater Yellowlegs
Willet
Ruddy Turnstone
Sanderling
Least Sandpiper
White-rumped Sandpiper
Purple Sandpiper
Dunlin
Bonaparte’s Gull
Ring-billed Gull
Herring Gull
Lesser Black-backed Gull
Great Black-backed Gull
Least Tern
Roseate Tern
Common Tern
Arctic Tern
Black Skimmer
Rock Pigeon
Mourning Dove
Eastern Screech Owl
Great Horned Owl
Chuck-will’s-widow
Whippoorwill
Chimney Swift
Ruby-throated Hummingbird
Belted Kingfisher
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
Eastern Wood-Pewee
Willow Flycatcher
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
Blue-headed Vireo
Red-eyed Vireo
Blue Jay
American Crow
Horned Lark
Tree Swallow
Northern Rough-winged Swallow
Bank Swallow
Barn Swallow
Black-capped Chickadee
Tufted Titmouse
White-breasted Nuthatch
Brown Creeper
Carolina Wren
Golden-crowned kinglet
Eastern Bluebird
Wood Thrush
American Robin
Gray Catbird
Northern Mockingbird
European Starling
Cedar Waxwing
Blue-winged Warbler
Northern Parula
Black-and-white Warbler
Yellow Warbler
Magnolia Warbler
Blackburnian Warbler
Pine Warbler
Prairie Warbler
Blackpoll Warbler
American Redstart
Ovenbird
Common Yellowthroat
Eastern Towhee
Chipping Sparrow
Field Sparrow
Savannah Sparrow
Saltmarsh Sparrow
Song Sparrow
White-throated Sparrow
White crowned Sparrow
Scarlet Tanager
Northern Cardinal
Indigo Bunting
Bobolink
Red-winged Blackbird
Common Grackle
Brown-headed Cowbird
Orchard Oriole
Baltimore Oriole
House Finch
American Goldfinch
House Sparrow