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 234 species on the list, with 232 on Plum Island, and 1 state life bird.
| Brant | White-rumped Sandpiper | Belted Kingfisher | Snow Bunting |
| Canada Goose | Buff-breasted Sandpiper | Red-bellied Woodpecker | Chipping Sparrow |
| Mute Swan | Pectoral Sandpiper | Yellow-bellied Sapsucker | Field Sparrow |
| Wood Duck | Semipalmated Sandpiper | Downy Woodpecker | Fox Sparrow |
| Blue-winged Teal | Short-billed Dowitcher | Hairy Woodpecker | American Tree Sparrow |
| Northern Shoveler | Long-billed Dowitcher | Northern Flicker | Dark-eyed Junco |
| Gadwall | American Woodcock | American Kestrel | White-crowned Sparrow |
| Eurasian Wigeon | Wilson's Snipe | Merlin | White-throated Sparrow |
| American Wigeon | Spotted Sandpiper | Peregrine Falcon | Seaside Sparrow |
| Mallard | Solitary Sandpiper | Great Crested Flycatcher | Nelson's Sparrow |
| American Black Duck | Lesser Yellowlegs | Western Kingbird | Saltmarsh Sparrow |
| Northern Pintail | Willet | Eastern Kingbird | Savannah Sparrow |
| Green-winged Teal | Greater Yellowlegs | Olive-sided Flycatcher | Song Sparrow |
| Greater Scaup | Wilson's Phalarope | Eastern Wood-Pewee | Lincoln's Sparrow |
| Lesser Scaup | Razorbill | Yellow-bellied Flycatcher | Swamp Sparrow |
| Common Eider | Bonaparte's Gull | Alder Flycatcher | Eastern Towhee |
| Surf Scoter | Laughing Gull | Willow Flycatcher | Yellow-breasted Chat |
| White-winged Scoter | Ring-billed Gull | Least Flycatcher | Bobolink |
| Black Scoter | Herring Gull | Eastern Phoebe | Eastern Meadowlark |
| Long-tailed Duck | Iceland Gull | White-eyed Vireo | Orchard Oriole |
| Bufflehead | Lesser Black-backed Gull | Blue-headed Vireo | Baltimore Oriole |
| Common Goldeneye | Great Black-backed Gull | Philadelphia Vireo | Red-winged Blackbird |
| Hooded Merganser | Least Tern | Red-eyed Vireo | Brown-headed Cowbird |
| Common Merganser | Roseate Tern | Blue Jay | Common Grackle |
| Red-breasted Merganser | Common Tern | American Crow | Ovenbird |
| Ruddy Duck | Arctic Tern | Fish Crow | Northern Waterthrush |
| Wild Turkey | Forster's Tern | Common Raven | Blue-winged Warbler |
| Pied-billed Grebe | Black Skimmer | Black-capped Chickadee | Black-and-white Warbler |
| Horned Grebe | Red-throated Loon | Tufted Titmouse | Tennessee Warbler |
| Red-necked Grebe | Common Loon | Horned Lark | Nashville Warbler |
| Rock Pigeon | Wilson's Storm-Petrel | Bank Swallow | Mourning Warbler |
| Mourning Dove | Cory's Shearwater | Tree Swallow | Common Yellowthroat |
| Yellow-billed Cuckoo | Manx Shearwater | Northern Rough-winged Swallow | American Redstart |
| Black-billed Cuckoo | Northern Gannet | Purple Martin | Cape May Warbler |
| Eastern Whip-poor-will | Great Cormorant | Barn Swallow | Northern Parula |
| Chimney Swift | Double-crested Cormorant | Ruby-crowned Kinglet | Magnolia Warbler |
| Ruby-throated Hummingbird | American Bittern | Golden-crowned Kinglet | Bay-breasted Warbler |
| King Rail | Least Bittern | Cedar Waxwing | Blackburnian Warbler |
| Clapper Rail | Great Blue Heron | Red-breasted Nuthatch | Yellow Warbler |
| Virginia Rail | Great Egret | White-breasted Nuthatch | Chestnut-sided Warbler |
| Common Gallinule | Snowy Egret | Brown Creeper | Blackpoll Warbler |
| American Coot | Little Blue Heron | Blue-gray Gnatcatcher | Black-throated Blue Warbler |
| Black-necked Stilt | Tricolored Heron | House Wren | Palm Warbler |
| American Oystercatcher | Green Heron | Winter Wren | Pine Warbler |
| Black-bellied Plover | Black-crowned Night-Heron | Marsh Wren | Yellow-rumped Warbler |
| American Golden-Plover | Yellow-crowned Night-Heron | Carolina Wren | Prairie Warbler |
| Killdeer | Glossy Ibis | Gray Catbird | Black-throated Green Warbler |
| Semipalmated Plover | Black Vulture | Brown Thrasher | Canada Warbler |
| Piping Plover | Turkey Vulture | Northern Mockingbird | Wilson's Warbler |
| Upland Sandpiper | Osprey | European Starling | Scarlet Tanager |
| Whimbrel | Northern Harrier | Veery | Northern Cardinal |
| Ruddy Turnstone | Sharp-shinned Hawk | Gray-cheeked Thrush | Rose-breasted Grosbeak |
| Red Knot | Cooper's Hawk | Swainson's Thrush | Indigo Bunting |
| Ruff | Bald Eagle | Hermit Thrush | Dickcissel |
| Stilt Sandpiper | Swainson's Hawk | Wood Thrush | |
| Sanderling | Red-tailed Hawk | American Robin | |
| Dunlin | Rough-legged Hawk | House Sparrow | |
| Purple Sandpiper | Snowy Owl | House Finch | |
| Baird's Sandpiper | Barred Owl | Purple Finch | |
| Least Sandpiper | Short-eared Owl | American Goldfinch |