Here’s the list of bird species seen by Tom in Massachusetts and on Plum Island in 2025. All birds on the list were seen in Massachusetts. Birds in boldface were also seen on Plum Island. Birds in yellow are Massachusetts life birds. Birds in purple are Plum Island life birds. There are 117 species on the list, with 114 on Plum Island, and 1 state life bird.
| Brant | Mourning Dove | Northern Harrier | White-breasted Nuthatch |
| Canada Goose | American Coot | Sharp-shinned Hawk | Brown Creeper |
| Mute Swan | American Oystercatcher | Cooper's Hawk | Winter Wren |
| Wood Duck | American Golden-Plover | Bald Eagle | Carolina Wren |
| Blue-winged Teal | Killdeer | Swainson's Hawk | Gray Catbird |
| Northern Shoveler | Piping Plover | Red-tailed Hawk | Brown Thrasher |
| Gadwall | Sanderling | Rough-legged Hawk | Northern Mockingbird |
| American Wigeon | Dunlin | Snowy Owl | European Starling |
| Mallard | Purple Sandpiper | Barred Owl | Hermit Thrush |
| American Black Duck | Least Sandpiper | Short-eared Owl | American Robin |
| Northern Pintail | American Woodcock | Belted Kingfisher | House Sparrow |
| Green-winged Teal | Wilson's Snipe | Yellow-bellied Sapsucker | House Finch |
| Greater Scaup | Greater Yellowlegs | Downy Woodpecker | Purple Finch |
| Lesser Scaup | Razorbill | Hairy Woodpecker | American Goldfinch |
| Common Eider | Ring-billed Gull | Northern Flicker | Snow Bunting |
| Surf Scoter | Herring Gull | American Kestrel | Fox Sparrow |
| White-winged Scoter | Iceland Gull | Merlin | American Tree Sparrow |
| Black Scoter | Great Black-backed Gull | Peregrine Falcon | Dark-eyed Junco |
| Long-tailed Duck | Red-throated Loon | Eastern Phoebe | White-throated Sparrow |
| Bufflehead | Common Loon | Blue Jay | Savannah Sparrow |
| Common Goldeneye | Northern Gannet | American Crow | Song Sparrow |
| Hooded Merganser | Great Cormorant | Fish Crow | Swamp Sparrow |
| Common Merganser | Double-crested Cormorant | Common Raven | Eastern Towhee |
| Red-breasted Merganser | American Bittern | Black-capped Chickadee | Red-winged Blackbird |
| Ruddy Duck | Great Blue Heron | Tufted Titmouse | Brown-headed Cowbird |
| Wild Turkey | Great Egret | Horned Lark | Common Grackle |
| Pied-billed Grebe | Snowy Egret | Tree Swallow | Northern Cardinal |
| Horned Grebe | Glossy Ibis | Golden-crowned Kinglet | |
| Red-necked Grebe | Turkey Vulture | Cedar Waxwing | |
| Rock Pigeon | Osprey | Red-breasted Nuthatch |