| CAGO | Canada Goose |
| WODU | Wood Duck |
| GADW | Gadwall |
| EUWI | Eurasian Wigeon |
| AMWI | American Wigeon |
| ABDU | American Black Duck |
| MALL | Mallard |
| MBDH | American Black Duck x Mallard (hybrid) |
| BWTE | Blue-winged Teal |
| NSHO | Northern Shoveler |
| NOPI | Northern Pintail |
| GWTE | Green-winged Teal |
| REDH | Redhead |
| RNDU | Ring-necked Duck |
| GRSC | Greater Scaup |
| LESC | Lesser Scaup |
| COEI | Common Eider |
| HARD | Harlequin Duck |
| BLSC | Black Scoter |
| COGO | Common Goldeneye |
| BAGO | Barrow's Goldeneye |
| HOME | Hooded Merganser |
| COME | Common Merganser |
| RBME | Red-breasted Merganser |
| RUDU | Ruddy Duck |
| HELG | Helmeted Guineafowl |
| NOBO | Northern Bobwhite |
| CHUK | Chukar |
| GRPA | Gray Partridge |
| RIPH | Ring-necked Pheasant |
| RUGR | Ruffed Grouse |
| SPGR | Spruce Grouse |
| WIPT | Willow Ptarmigan |
| STGR | Sharp-tailed Grouse |
| WITU | Wild Turkey |
| COLO | Common Loon |
| PBGR | Pied-billed Grebe |
| MASH | Manx Shearwater |
| LHSP | Leach's Storm-Petrel |
| NOGA | Northern Gannet |
| DCCO | Double-crested Cormorant |
| GRCO | Great Cormorant |
| AMBI | American Bittern |
| LEBI | Least Bittern |
| GBHE | Great Blue Heron |
| SNEG | Snowy Egret |
| CAEG | Cattle Egret |
| GRHE | Green Heron |
| BCNH | Black-crowned Night-Heron |
| GLIB | Glossy Ibis |
| TUVU | Turkey Vulture |
| OSPR | Osprey |
| BAEA | Bald Eagle |
| NOHA | Northern Harrier |
| SSHA | Sharp-shinned Hawk |
| COHA | Cooper's Hawk |
| NOGO | Northern Goshawk |
| RSHA | Red-shouldered Hawk |
| BWHA | Broad-winged Hawk |
| RTHA | Red-tailed Hawk |
| RLHA | Rough-legged Hawk |
| GOEA | Golden Eagle |
| YERA | Yellow Rail |
| KIRA | King Rail |
| VIRA | Virginia Rail |
| SORA | Sora |
| PUGA | Purple Gallinule |
| COMO | Common Gallinule |
| AMCO | American Coot |
| SACR | Sandhill Crane |
| SEPL | Semipalmated Plover |
| PIPL | Piping Plover |
| KILL | Killdeer |
| AMOY | American Oystercatcher |
| SPSA | Spotted Sandpiper |
| SOSA | Solitary Sandpiper |
| GRYE | Greater Yellowlegs |
| WILL | Willet |
| LEYE | Lesser Yellowlegs |
| UPSA | Upland Sandpiper |
| SESA | Semipalmated Sandpiper |
| LESA | Least Sandpiper |
| WISN | Wilson's Snipe |
| AMWO | American Woodcock |
| WIPH | Wilson's Phalarope |
| BLKI | Black-legged Kittiwake |
| BOGU | Bonaparte's Gull |
|
| BHGU | Black-headed Gull |
| LAGU | Laughing Gull |
| RBGU | Ring-billed Gull |
| HERG | Herring Gull |
| GBBG | Great Black-backed Gull |
| CATE | Caspian Tern |
| BLTE | Black Tern |
| ROST | Roseate Tern |
| COTE | Common Tern |
| ARTE | Arctic Tern |
| FOTE | Forster's Tern |
| COMU | Common Murre |
| TBMU | Thick-billed Murre |
| RAZO | Razorbill |
| BLGU | Black Guillemot |
| ATPU | Atlantic Puffin |
| ROPI | Rock Pigeon |
| ECDO | Eurasian Collared-Dove |
| WWDO | White-winged Dove |
| MODO | Mourning Dove |
| YBCU | Yellow-billed Cuckoo |
| BBCU | Black-billed Cuckoo |
| EASO | Eastern Screech-Owl |
| GHOW | Great Horned Owl |
| NHOW | Northern Hawk Owl |
| BDOW | Barred Owl |
| LEOW | Long-eared Owl |
| SEOW | Short-eared Owl |
| BOOW | Boreal Owl |
| NSWO | Northern Saw-whet Owl |
| CONI | Common Nighthawk |
| CWWI | Chuck-will's-widow |
| WPWI | Eastern Whip-poor-will |
| CHSW | Chimney Swift |
| RTHU | Ruby-throated Hummingbird |
| BEKI | Belted Kingfisher |
| RHWO | Red-headed Woodpecker |
| RBWO | Red-bellied Woodpecker |
| YBSA | Yellow-bellied Sapsucker |
| DOWO | Downy Woodpecker |
| HAWO | Hairy Woodpecker |
| ATTW | American Three-toed Woodpecker |
| BBWO | Black-backed Woodpecker |
| NOFL | Northern Flicker |
| PIWO | Pileated Woodpecker |
| AMKE | American Kestrel |
| MERL | Merlin |
| PEFA | Peregrine Falcon |
| OSFL | Olive-sided Flycatcher |
| EAWP | Eastern Wood-Pewee |
| YBFL | Yellow-bellied Flycatcher |
| ALFL | Alder Flycatcher |
| WIFL | Willow Flycatcher |
| LEFL | Least Flycatcher |
| EAPH | Eastern Phoebe |
| GCFL | Great Crested Flycatcher |
| EAKI | Eastern Kingbird |
| LOSH | Loggerhead Shrike |
| YTVI | Yellow-throated Vireo |
| BHVI | Blue-headed Vireo |
| WAVI | Warbling Vireo |
| PHVI | Philadelphia Vireo |
| REVI | Red-eyed Vireo |
| GRAJ | Gray Jay |
| BLJA | Blue Jay |
| AMCR | American Crow |
| CORA | Common Raven |
| HOLA | Horned Lark |
| PUMA | Purple Martin |
| TRES | Tree Swallow |
| NRWS | Northern Rough-winged Swallow |
| BANS | Bank Swallow |
| CLSW | Cliff Swallow |
| BARS | Barn Swallow |
| BCCH | Black-capped Chickadee |
| BOCH | Boreal Chickadee |
| TUTI | Tufted Titmouse |
| RBNU | Red-breasted Nuthatch |
| WBNU | White-breasted Nuthatch |
| BRCR | Brown Creeper |
| HOWR | House Wren |
| WIWR | Winter Wren |
| SEWR | Sedge Wren |
| MAWR | Marsh Wren |
| CARW | Carolina Wren |
| BGGN | Blue-gray Gnatcatcher |
| GCKI | Golden-crowned Kinglet |
|
| RCKI | Ruby-crowned Kinglet |
| NOWH | Northern Wheatear |
| EABL | Eastern Bluebird |
| VEER | Veery |
| GCTH | Gray-cheeked Thrush |
| BITH | Bicknell's Thrush |
| SWTH | Swainson's Thrush |
| HETH | Hermit Thrush |
| WOTH | Wood Thrush |
| AMRO | American Robin |
| GRCA | Gray Catbird |
| NOMO | Northern Mockingbird |
| BRTH | Brown Thrasher |
| EUST | European Starling |
| AMPI | American Pipit |
| BOWA | Bohemian Waxwing |
| CEDW | Cedar Waxwing |
| LALO | Lapland Longspur |
| OVEN | Ovenbird |
| LOWA | Louisiana Waterthrush |
| NOWA | Northern Waterthrush |
| BWWA | Blue-winged Warbler |
| BAWW | Black-and-white Warbler |
| TEWA | Tennessee Warbler |
| NAWA | Nashville Warbler |
| MOWA | Mourning Warbler |
| COYE | Common Yellowthroat |
| HOWA | Hooded Warbler |
| AMRE | American Redstart |
| CMWA | Cape May Warbler |
| NOPA | Northern Parula |
| MAWA | Magnolia Warbler |
| BBWA | Bay-breasted Warbler |
| BLBW | Blackburnian Warbler |
| YWAR | Yellow Warbler |
| CSWA | Chestnut-sided Warbler |
| BLPW | Blackpoll Warbler |
| BTBW | Black-throated Blue Warbler |
| PAWA | Palm Warbler |
| PIWA | Pine Warbler |
| YRWA | Yellow-rumped Warbler |
| BTNW | Black-throated Green Warbler |
| CAWA | Canada Warbler |
| WIWA | Wilson's Warbler |
| YBCH | Yellow-breasted Chat |
| EATO | Eastern Towhee |
| ATSP | American Tree Sparrow |
| CHSP | Chipping Sparrow |
| CCSP | Clay-colored Sparrow |
| FISP | Field Sparrow |
| VESP | Vesper Sparrow |
| SAVS | Savannah Sparrow |
| IPSP | Savannah Sparrow (Ipswich) |
| LCSP | Le Conte's Sparrow |
| NSTS | Nelson's Sparrow |
| FOSP | Fox Sparrow |
| SOSP | Song Sparrow |
| LISP | Lincoln's Sparrow |
| SWSP | Swamp Sparrow |
| WTSP | White-throated Sparrow |
| WCSP | White-crowned Sparrow |
| DEJU | Dark-eyed Junco |
| SUTA | Summer Tanager |
| SCTA | Scarlet Tanager |
| NOCA | Northern Cardinal |
| RBGR | Rose-breasted Grosbeak |
| INBU | Indigo Bunting |
| DICK | Dickcissel |
| BOBO | Bobolink |
| RWBL | Red-winged Blackbird |
| EAME | Eastern Meadowlark |
| YHBL | Yellow-headed Blackbird |
| RUBL | Rusty Blackbird |
| COGR | Common Grackle |
| BHCO | Brown-headed Cowbird |
| OROR | Orchard Oriole |
| BAOR | Baltimore Oriole |
| PIGR | Pine Grosbeak |
| PUFI | Purple Finch |
| HOFI | House Finch |
| RECR | Red Crossbill |
| WWCR | White-winged Crossbill |
| CORE | Common Redpoll |
| PISI | Pine Siskin |
| AMGO | American Goldfinch |
| EVGR | Evening Grosbeak |
| HOSP | House Sparrow |
|
|