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 223 species on the list, with 221 on Plum Island, and 1 state life bird.
| Brant | Short-billed Dowitcher | Peregrine Falcon | Saltmarsh Sparrow |
| Canada Goose | Long-billed Dowitcher | Great Crested Flycatcher | Savannah Sparrow |
| Mute Swan | American Woodcock | Eastern Kingbird | Song Sparrow |
| Wood Duck | Wilson's Snipe | Olive-sided Flycatcher | Lincoln's Sparrow |
| Blue-winged Teal | Spotted Sandpiper | Eastern Wood-Pewee | Swamp Sparrow |
| Northern Shoveler | Solitary Sandpiper | Yellow-bellied Flycatcher | Eastern Towhee |
| Gadwall | Lesser Yellowlegs | Alder Flycatcher | Yellow-breasted Chat |
| Eurasian Wigeon | Willet | Willow Flycatcher | Bobolink |
| American Wigeon | Greater Yellowlegs | Least Flycatcher | Eastern Meadowlark |
| Mallard | Wilson's Phalarope | Eastern Phoebe | Orchard Oriole |
| American Black Duck | Razorbill | White-eyed Vireo | Baltimore Oriole |
| Northern Pintail | Bonaparte's Gull | Blue-headed Vireo | Red-winged Blackbird |
| Green-winged Teal | Laughing Gull | Red-eyed Vireo | Brown-headed Cowbird |
| Greater Scaup | Ring-billed Gull | Blue Jay | Common Grackle |
| Lesser Scaup | Herring Gull | American Crow | Ovenbird |
| Common Eider | Iceland Gull | Fish Crow | Northern Waterthrush |
| Surf Scoter | Lesser Black-backed Gull | Common Raven | Blue-winged Warbler |
| White-winged Scoter | Great Black-backed Gull | Black-capped Chickadee | Black-and-white Warbler |
| Black Scoter | Least Tern | Tufted Titmouse | Tennessee Warbler |
| Long-tailed Duck | Roseate Tern | Horned Lark | Nashville Warbler |
| Bufflehead | Common Tern | Bank Swallow | Mourning Warbler |
| Common Goldeneye | Arctic Tern | Tree Swallow | Common Yellowthroat |
| Hooded Merganser | Black Skimmer | Northern Rough-winged Swallow | American Redstart |
| Common Merganser | Red-throated Loon | Purple Martin | Cape May Warbler |
| Red-breasted Merganser | Common Loon | Barn Swallow | Northern Parula |
| Ruddy Duck | Wilson's Storm-Petrel | Ruby-crowned Kinglet | Magnolia Warbler |
| Wild Turkey | Northern Gannet | Golden-crowned Kinglet | Bay-breasted Warbler |
| Pied-billed Grebe | Great Cormorant | Cedar Waxwing | Blackburnian Warbler |
| Horned Grebe | Double-crested Cormorant | Red-breasted Nuthatch | Yellow Warbler |
| Red-necked Grebe | American Bittern | White-breasted Nuthatch | Chestnut-sided Warbler |
| Rock Pigeon | Least Bittern | Brown Creeper | Blackpoll Warbler |
| Mourning Dove | Great Blue Heron | Blue-gray Gnatcatcher | Black-throated Blue Warbler |
| Yellow-billed Cuckoo | Great Egret | House Wren | Palm Warbler |
| Black-billed Cuckoo | Snowy Egret | Winter Wren | Pine Warbler |
| Eastern Whip-poor-will | Tricolored Heron | Marsh Wren | Yellow-rumped Warbler |
| Chimney Swift | Green Heron | Carolina Wren | Prairie Warbler |
| Ruby-throated Hummingbird | Black-crowned Night-Heron | Gray Catbird | Black-throated Green Warbler |
| King Rail | Yellow-crowned Night-Heron | Brown Thrasher | Canada Warbler |
| Clapper Rail | Glossy Ibis | Northern Mockingbird | Wilson's Warbler |
| Common Gallinule | Black Vulture | European Starling | Scarlet Tanager |
| American Coot | Turkey Vulture | Veery | Northern Cardinal |
| Black-necked Stilt | Osprey | Gray-cheeked Thrush | Rose-breasted Grosbeak |
| American Oystercatcher | Northern Harrier | Swainson's Thrush | Indigo Bunting |
| Black-bellied Plover | Sharp-shinned Hawk | Hermit Thrush | |
| American Golden-Plover | Cooper's Hawk | Wood Thrush | |
| Killdeer | Bald Eagle | American Robin | |
| Semipalmated Plover | Swainson's Hawk | House Sparrow | |
| Piping Plover | Red-tailed Hawk | House Finch | |
| Whimbrel | Rough-legged Hawk | Purple Finch | |
| Ruddy Turnstone | Snowy Owl | American Goldfinch | |
| Red Knot | Barred Owl | Snow Bunting | |
| Ruff | Short-eared Owl | Chipping Sparrow | |
| Stilt Sandpiper | Belted Kingfisher | Field Sparrow | |
| Sanderling | Red-bellied Woodpecker | Fox Sparrow | |
| Dunlin | Yellow-bellied Sapsucker | American Tree Sparrow | |
| Purple Sandpiper | Downy Woodpecker | Dark-eyed Junco | |
| Least Sandpiper | Hairy Woodpecker | White-crowned Sparrow | |
| White-rumped Sandpiper | Northern Flicker | White-throated Sparrow | |
| Pectoral Sandpiper | American Kestrel | Seaside Sparrow | |
| Semipalmated Sandpiper | Merlin | Nelson's Sparrow |