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 198 species on the list, with 196 on Plum Island, and 1 state life bird.
| Brant | Short-billed Dowitcher | Merlin | Field Sparrow |
| Canada Goose | American Woodcock | Peregrine Falcon | Fox Sparrow |
| Mute Swan | Wilson's Snipe | Great Crested Flycatcher | American Tree Sparrow |
| Wood Duck | Spotted Sandpiper | Eastern Kingbird | Dark-eyed Junco |
| Blue-winged Teal | Solitary Sandpiper | Yellow-bellied Flycatcher | White-crowned Sparrow |
| Northern Shoveler | Lesser Yellowlegs | Willow Flycatcher | White-throated Sparrow |
| Gadwall | Willet | Least Flycatcher | Seaside Sparrow |
| American Wigeon | Greater Yellowlegs | Eastern Phoebe | Saltmarsh Sparrow |
| Mallard | Wilson's Phalarope | White-eyed Vireo | Savannah Sparrow |
| American Black Duck | Razorbill | Blue-headed Vireo | Song Sparrow |
| Northern Pintail | Bonaparte's Gull | Red-eyed Vireo | Lincoln's Sparrow |
| Green-winged Teal | Ring-billed Gull | Blue Jay | Swamp Sparrow |
| Greater Scaup | Herring Gull | American Crow | Eastern Towhee |
| Lesser Scaup | Iceland Gull | Fish Crow | Bobolink |
| Common Eider | Great Black-backed Gull | Common Raven | Eastern Meadowlark |
| Surf Scoter | Least Tern | Black-capped Chickadee | Orchard Oriole |
| White-winged Scoter | Roseate Tern | Tufted Titmouse | Baltimore Oriole |
| Black Scoter | Common Tern | Horned Lark | Red-winged Blackbird |
| Long-tailed Duck | Red-throated Loon | Bank Swallow | Brown-headed Cowbird |
| Bufflehead | Common Loon | Tree Swallow | Common Grackle |
| Common Goldeneye | Northern Gannet | Northern Rough-winged Swallow | Ovenbird |
| Hooded Merganser | Great Cormorant | Purple Martin | Northern Waterthrush |
| Common Merganser | Double-crested Cormorant | Barn Swallow | Blue-winged Warbler |
| Red-breasted Merganser | American Bittern | Ruby-crowned Kinglet | Black-and-white Warbler |
| Ruddy Duck | Great Blue Heron | Golden-crowned Kinglet | Tennessee Warbler |
| Wild Turkey | Great Egret | Cedar Waxwing | Nashville Warbler |
| Pied-billed Grebe | Snowy Egret | Red-breasted Nuthatch | Common Yellowthroat |
| Horned Grebe | Tricolored Heron | White-breasted Nuthatch | American Redstart |
| Red-necked Grebe | Green Heron | Brown Creeper | Cape May Warbler |
| Rock Pigeon | Yellow-crowned Night-Heron | Blue-gray Gnatcatcher | Northern Parula |
| Mourning Dove | Glossy Ibis | House Wren | Magnolia Warbler |
| Black-billed Cuckoo | Turkey Vulture | Winter Wren | Bay-breasted Warbler |
| Chimney Swift | Osprey | Marsh Wren | Blackburnian Warbler |
| Ruby-throated Hummingbird | Northern Harrier | Carolina Wren | Yellow Warbler |
| Clapper Rail | Sharp-shinned Hawk | Gray Catbird | Chestnut-sided Warbler |
| American Coot | Cooper's Hawk | Brown Thrasher | Blackpoll Warbler |
| American Oystercatcher | Bald Eagle | Northern Mockingbird | Black-throated Blue Warbler |
| Black-bellied Plover | Swainson's Hawk | European Starling | Palm Warbler |
| American Golden-Plover | Red-tailed Hawk | Veery | Pine Warbler |
| Killdeer | Rough-legged Hawk | Gray-cheeked Thrush | Yellow-rumped Warbler |
| Semipalmated Plover | Snowy Owl | Swainson's Thrush | Prairie Warbler |
| Piping Plover | Barred Owl | Hermit Thrush | Black-throated Green Warbler |
| Ruddy Turnstone | Short-eared Owl | Wood Thrush | Canada Warbler |
| Sanderling | Belted Kingfisher | American Robin | Wilson's Warbler |
| Dunlin | Red-bellied Woodpecker | House Sparrow | Scarlet Tanager |
| Purple Sandpiper | Yellow-bellied Sapsucker | House Finch | Northern Cardinal |
| Least Sandpiper | Downy Woodpecker | Purple Finch | Rose-breasted Grosbeak |
| White-rumped Sandpiper | Hairy Woodpecker | American Goldfinch | Indigo Bunting |
| Pectoral Sandpiper | Northern Flicker | Snow Bunting | |
| Semipalmated Sandpiper | American Kestrel | Chipping Sparrow |