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Filter Species List

This search tool is a compilation of bird taxonomy, alpha codes, and BOS date verification date ranges. Use it to search for birds and/or a date that you would be likely to find within the BOS/WNY areas.

NOTE: The BOS region includes areas of Western New York and nearby Ontario: see map »

Species: question icon 4 Char Alpha Code: question icon
Family: Order:
Show only species on BOS Checklist: question icon
Show only species that breed in BOS Region: question icon
Show species found in BOS Region year-round: question icon
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451 species found

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SpeciesFamilyBreeds in BOS AreaOn BOS Checklist1st ArrivesDepart DateNext ArrivesLast Departs
Black-bellied Whistling-Duck (BBWD)
Dendrocygna autumnalis
Ducks, Geese, and Swans
Whistling Ducks
Greater White-fronted Goose (GWFG)
Anser albifrons
Ducks, Geese, and Swans
Geese
Oct 09 May 04
Snow Goose (SNGO)
Chen caerulescens
Ducks, Geese, and Swans
Geese
Sep 10 May 27
Ross's Goose (ROGO)
Chen rossii
Ducks, Geese, and Swans
Geese
Brant (BRAN)
Branta bernicla
“Atlantic” (B. b. hrota)
Ducks, Geese, and Swans
Geese
Sep 24 Jun 18
Brant (BRAN)
Branta bernicla
“Black” (B. b. nigricans)
Ducks, Geese, and Swans
Geese
Brant (BRAN)
Branta bernicla
Ducks, Geese, and Swans
Geese
Sep 24 Jun 18
Barnacle Goose (BARG)
Branta leucopsis
Ducks, Geese, and Swans
Geese
Cackling Goose (CACG)
Branta hutchinsii
Ducks, Geese, and Swans
Geese
Sep 16 Apr 22
Canada Goose (CANG)
Branta canadensis
Ducks, Geese, and Swans
Geese
Jan 01 Dec 31
Mute Swan (MUSW)
Cygnus olor
Ducks, Geese, and Swans
Swans
Jan 01 Dec 31
Trumpeter Swan (TRUS)
Cygnus buccinator
Note: Verification requested for any potential breeding evidence
Ducks, Geese, and Swans
Swans
Jan 01 Dec 31
Tundra Swan (TUSW)
Cygnus columbianus
Ducks, Geese, and Swans
Swans
Oct 10 Jun 14
Wood Duck (WODU)
Aix sponsa
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Gadwall (GADW)
Anas strepera
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Eurasian Wigeon (EUWI)
Anas penelope
Note: Male plumage only
Ducks, Geese, and Swans
Dabbling Ducks
Mar 15 Jun 03
American Wigeon (AMWI)
Anas americana
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
American Black Duck (ABDU)
Anas rubripes
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Mallard (MALL)
Anas platyrhynchos
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Blue-winged Teal (BWTE)
Anas discors
Ducks, Geese, and Swans
Dabbling Ducks
Mar 06 Nov 28
Cinnamon Teal (CITE)
Anas cyanoptera
Ducks, Geese, and Swans
Dabbling Ducks
Northern Shoveler (NSHO)
Anas clypeata
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Northern Pintail (NOPI)
Anas acuta
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Green-winged Teal (GWTE)
Anas crecca
“American” (A. c. carolinensis)
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Green-winged Teal (GWTE)
Anas crecca
Ducks, Geese, and Swans
Dabbling Ducks
Jan 01 Dec 31
Green-winged Teal (GWTE)
Anas crecca
“Eurasian” (A. c. crecca)
Ducks, Geese, and Swans
Dabbling Ducks
Canvasback (CANV)
Aythya valisineria
Ducks, Geese, and Swans
Diving Ducks
Sep 29 Jun 05
Redhead (REDH)
Aythya americana
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Ring-necked Duck (RNDU)
Aythya collaris
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Tufted Duck (TUDU)
Aythya fuligula
Ducks, Geese, and Swans
Stray Waterfowl
Greater Scaup (GRSC)
Aythya marila
Note: Jun 4-Aug 25: Batavia WWTP, Great Lakes, and Niagara River only
Ducks, Geese, and Swans
Diving Ducks
Aug 26 Jun 03
Lesser Scaup (LESC)
Aythya affinis
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
King Eider (KIEI)
Somateria spectabilis
Note: Great Lakes and Niagara River only
Ducks, Geese, and Swans
Diving Ducks
Oct 31 Apr 27
Common Eider (COEI)
Somateria mollissima
Ducks, Geese, and Swans
Eiders
Harlequin Duck (HADU)
Histrionicus histrionicus
Note: Great Lakes and Niagara River only
Ducks, Geese, and Swans
Diving Ducks
Oct 15 May 25
Surf Scoter (SUSC)
Melanitta perspicillata
Ducks, Geese, and Swans
Diving Ducks
Sep 24 May 25
White-winged Scoter (WWSC)
Melanitta fusca
Note: Jun 11-Aug 9: Great Lakes and Niagara River only
Ducks, Geese, and Swans
Diving Ducks
Aug 10 Jun 10
Black Scoter (BLSC)
Melanitta americana
Ducks, Geese, and Swans
Diving Ducks
Sep 24 May 18
Long-tailed Duck (LTDU)
Clangula hyemalis
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Bufflehead (BUFF)
Bucephala albeola
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Common Goldeneye (COGO)
Bucephala clangula
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Barrow's Goldeneye (BAGO)
Bucephala islandica
Ducks, Geese, and Swans
Diving Ducks
Smew (SMEW)
Mergellus albellus
Ducks, Geese, and Swans
Stray Waterfowl
Hooded Merganser (HOME)
Lophodytes cucullatus
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Common Merganser (COME)
Mergus merganser
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Red-breasted Merganser (RBME)
Mergus serrator
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
Ruddy Duck (RUDU)
Oxyura jamaicensis
Ducks, Geese, and Swans
Diving Ducks
Jan 01 Dec 31
American Black Duck x Mallard (hybrid)
Not a true species
Ducks, Geese, and Swans
Blue-winged x Green-winged Teal (hybrid)
Not a true species
Ducks, Geese, and Swans
Common Goldeneye x Hooded Merganser (hybrid)
Not a true species
Ducks, Geese, and Swans
Ring-necked Duck x scaup sp. (hybrid)
Not a true species
Ducks, Geese, and Swans
aythya sp.
Not a true species
Ducks, Geese, and Swans
aythya (hybrid)
Not a true species
Ducks, Geese, and Swans
eider sp.
Not a true species
Ducks, Geese, and Swans
scoter sp.
Not a true species
Ducks, Geese, and Swans
teal sp.
Not a true species
Ducks, Geese, and Swans
Greater/Lesser Scaup
Not a true species
Ducks, Geese, and Swans
Surf/Black Scoter
Not a true species
Ducks, Geese, and Swans
Snow x Ross's Goose (hybrid)
Not a true species
Ducks, Geese, and Swans
Greater White-fronted x Canada Goose (hybrid)
Not a true species
Ducks, Geese, and Swans
Eurasian x American Wigeon (hybrid)
Not a true species
Ducks, Geese, and Swans
Chukar (CHUK)
Alectoris chukar
Note: Non-native species
Partridges, Grouse, Turkeys, and Old World Quail
Introduced Game Birds
Gray Partridge (GRAP)
Perdix perdix
Note: Non-native species
Partridges, Grouse, Turkeys, and Old World Quail
Introduced Game Birds
Ring-necked Pheasant (RNEP)
Phasianus colchicus
Partridges, Grouse, Turkeys, and Old World Quail
Introduced Game Birds
Jan 01 Dec 31
Ruffed Grouse (RUGR)
Bonasa umbellus
Partridges, Grouse, Turkeys, and Old World Quail
Chickenlike Birds
Jan 01 Dec 31
Wild Turkey (WITU)
Meleagris gallopavo
Partridges, Grouse, Turkeys, and Old World Quail
Chickenlike Birds
Jan 01 Dec 31
Northern Bobwhite (NOBO)
Colinus virginianus
Note: Historic populations of native Northern Bobwhite were once established within the BOS study area but became extirpated in the 1920’s
New World Quail
Quail
Red-throated Loon (RTLO)
Gavia stellata
Loons
Loons
Oct 04 Jun 05
Pacific Loon (PALO)
Gavia pacifica
Loons
Loons
Common Loon (COLO)
Gavia immer
Loons
Loons
Jan 01 Dec 31
Yellow-billed Loon (YBLO)
Gavia adamsii
Loons
Loons
loon sp.
Not a true species
Loons
Pied-billed Grebe (PBGR)
Podilymbus podiceps
Grebes
Grebes
Jan 01 Dec 31
Horned Grebe (HOGR)
Podiceps auritus
Grebes
Grebes
Jan 01 Dec 31
Red-necked Grebe (RNGR)
Podiceps grisegena
Grebes
Grebes
Sep 10 May 21
Eared Grebe (EAGR)
Podiceps nigricollis
Note: Jul 4-Oct 28: Batavia WWTP only
Grebes
Grebes
Oct 29 Jan 04
Western Grebe (WEGR)
Aechmophorus occidentalis
Grebes
Grebes
Black-capped Petrel (BCPE)
Pterodroma hasitata
Shearwaters and Petrels
Atlantic Petrels
Wilson's Storm-Petrel (WISP)
Oceanites oceanicus
Storm-Petrels
Storm-Petrels
White-tailed Tropicbird (WTTR)
Phaethon lepturus
Tropicbirds
Gannet, Booby, and Tropicbirds
Northern Gannet (NOGA)
Morus bassanus
Note: Lake Ontario and Niagara River only
Boobies and Gannets
Gannet, Booby, and Tropicbirds
Oct 26 Dec 27
American White Pelican (AWPE)
Pelecanus erythrorhynchos
Pelicans
Pelicans
Brown Pelican (BRPE)
Pelecanus occidentalis
Pelicans
Pelicans
Double-crested Cormorant (DCCO)
Phalacrocorax auritus
Cormorants
Cormorants
Jan 01 Dec 31
Great Cormorant (GRCO)
Phalacrocorax carbo
Cormorants
Cormorants
American Bittern (AMBI)
Botaurus lentiginosus
Bitterns, Herons, and Allies
Herons and Bitterns
Mar 29 Nov 13
Least Bittern (LEBI)
Ixobrychus exilis
Bitterns, Herons, and Allies
Herons and Bitterns
Apr 23 Oct 30
Great Blue Heron (GBHE)
Ardea herodias
Bitterns, Herons, and Allies
Dark Herons and Egret
Jan 01 Dec 31
Great Egret (GREG)
Ardea alba
Bitterns, Herons, and Allies
White Herons and Egrets
Mar 09 Dec 06
Snowy Egret (SNEG)
Egretta thula
Bitterns, Herons, and Allies
White Herons and Egrets
Apr 10 Sep 19
Little Blue Heron (LBHE)
Egretta caerulea
Bitterns, Herons, and Allies
Dark Herons and Egret
Tricolored Heron (TRHE)
Egretta tricolor
Bitterns, Herons, and Allies
Dark Herons and Egret
Cattle Egret (CAEG)
Bubulcus ibis
Bitterns, Herons, and Allies
White Herons and Egrets
Apr 15 Jun 24 Oct 16 Nov 13
Green Heron (GRHE)
Butorides virescens
Bitterns, Herons, and Allies
Herons and Bitterns
Apr 05 Nov 03
Black-crowned Night-Heron (BCNH)
Nycticorax nycticorax
Bitterns, Herons, and Allies
Herons and Bitterns
Jan 01 Dec 31
Yellow-crowned Night-Heron (YCNH)
Nyctanassa violacea
Bitterns, Herons, and Allies
Herons and Bitterns
White Ibis (WHIB)
Eudocimus albus
Ibises and Spoonbills
Limpkin and Ibises
Glossy Ibis (GLIB)
Plegadis falcinellus
Ibises and Spoonbills
Limpkin and Ibises
White-faced Ibis (WFIB)
Plegadis chihi
Ibises and Spoonbills
Limpkin and Ibises
Wood Stork (WOST)
Mycteria americana
Storks
Very Large Waders
Black Vulture (BLVU)
Coragyps atratus
New World Vultures
Vultures
Mar 01 May 09
Turkey Vulture (TUVU)
Cathartes aura
New World Vultures
Vultures
Jan 01 Dec 31
Osprey (OSPR)
Pandion haliaetus
Hawks, Kites, Eagles, and Allies
Ospreys
Mar 15 Nov 30
Swallow-tailed Kite (STKI)
Elanoides forficatus
Hawks, Kites, Eagles, and Allies
Kites
Mississippi Kite (MIKI)
Ictinia mississippiensis
Hawks, Kites, Eagles, and Allies
Kites
Bald Eagle (BAEA)
Haliaeetus leucocephalus
Hawks, Kites, Eagles, and Allies
Eagles
Jan 01 Dec 31
Northern Harrier (NOHA)
Circus cyaneus
Hawks, Kites, Eagles, and Allies
Harriers
Jan 01 Dec 31
Sharp-shinned Hawk (SSHA)
Accipiter striatus
Hawks, Kites, Eagles, and Allies
Accipiters (Bird Hawks)
Jan 01 Dec 31
Cooper's Hawk (COHA)
Accipiter cooperii
Hawks, Kites, Eagles, and Allies
Accipiters (Bird Hawks)
Jan 01 Dec 31
Northern Goshawk (NOGO)
Accipiter gentilis
Note: Adult plumage only; May 15-Aug 31: Allegany, Cattaraugus, Chautauqua, and Wyoming counties only
Hawks, Kites, Eagles, and Allies
Accipiters (Bird Hawks)
Sep 01 May 14
Red-shouldered Hawk (RSHA)
Buteo lineatus
Hawks, Kites, Eagles, and Allies
Buteos
Jan 01 Dec 31
Broad-winged Hawk (BWHA)
Buteo platypterus
Hawks, Kites, Eagles, and Allies
Buteos
Apr 09 Oct 16
Swainson's Hawk (SWHA)
Buteo swainsoni
Hawks, Kites, Eagles, and Allies
Buteos
Red-tailed Hawk (RTHA)
Buteo jamaicensis
Hawks, Kites, Eagles, and Allies
Buteos
Jan 01 Dec 31
Ferruginous Hawk (FEHA)
Buteo regalis
Hawks, Kites, Eagles, and Allies
Buteos
Rough-legged Hawk (RLHA)
Buteo lagopus
Hawks, Kites, Eagles, and Allies
Buteos
Oct 09 May 21
Golden Eagle (GOEA)
Aquila chrysaetos
Note: Dec 26-Mar 6: Allegany State Park and vicinity only
Hawks, Kites, Eagles, and Allies
Eagles
Mar 07 May 08
American Kestrel (AMKE)
Falco sparverius
Caracaras and Falcons
Small Falcons
Jan 01 Dec 31
Merlin (MERL)
Falco columbarius
Caracaras and Falcons
Small Falcons
Jan 01 Dec 31
Gyrfalcon (GYRF)
Falco rusticolus
Caracaras and Falcons
Large Falcons
Peregrine Falcon (PEFA)
Falco peregrinus
Caracaras and Falcons
Large Falcons
Jan 01 Dec 31
Yellow Rail (YERA)
Coturnicops noveboracensis
Rails, Gallinules, and Coots
Short-billed Rails
Black Rail (BLRA)
Laterallus jamaicensis
Rails, Gallinules, and Coots
Short-billed Rails
King Rail (KIRA)
Rallus elegans
Rails, Gallinules, and Coots
Long-billed Rails
Virginia Rail (VIRA)
Rallus limicola
Rails, Gallinules, and Coots
Long-billed Rails
Mar 25 Oct 28
Sora (SORA)
Porzana carolina
Rails, Gallinules, and Coots
Short-billed Rails
Apr 06 Oct 27
Purple Gallinule (PUGA)
Porphyrio martinicus
Rails, Gallinules, and Coots
Coots and Gallinules
Common Gallinule (COGA)
Gallinula galeata
Rails, Gallinules, and Coots
Coots and Gallinules
Apr 05 Nov 09
American Coot (AMCO)
Fulica americana
Rails, Gallinules, and Coots
Coots and Gallinules
Jan 01 Dec 31
Sandhill Crane (SACR)
Grus canadensis
Cranes
Cranes
Mar 01 Jan 12
Crane species
Not a true species
Cranes
Black-bellied Plover (BBPL)
Pluvialis squatarola
Lapwings and Plovers
Plovers
Apr 25 Nov 28
American Golden-Plover (AMGP)
Pluvialis dominica
Lapwings and Plovers
Plovers
Aug 07 Nov 26
Semipalmated Plover (SEPL)
Charadrius semipalmatus
Lapwings and Plovers
Banded Plovers
May 01 Nov 18
Piping Plover (PIPL)
Charadrius melodus
Lapwings and Plovers
Banded Plovers
Killdeer (KILL)
Charadrius vociferus
Lapwings and Plovers
Banded Plovers
Jan 01 Dec 31
American Oystercatcher (AMOY)
Haematopus palliatus
Oystercatchers
Oystercatchers, Stilt, Avocet
Black-necked Stilt (BNST)
Himantopus mexicanus
Stilts and Avocets
Oystercatchers, Stilt, Avocet
American Avocet (AMAV)
Recurvirostra americana
Stilts and Avocets
Stilts and Avocets
Jul 08 Nov 12
Spotted Sandpiper (SPSA)
Actitis macularius
Sandpipers, Phalaropes, and Allies
Sandpipers
Apr 09 Nov 27
Solitary Sandpiper (SOSA)
Tringa solitaria
Sandpipers, Phalaropes, and Allies
Sandpipers
Apr 03 Jun 01 Jun 27 Oct 18
Wandering Tattler (WATA)
Tringa incana
Sandpipers, Phalaropes, and Allies
Sandpipers
Spotted Redshank (SPRE)
Tringa erythropus
Sandpipers, Phalaropes, and Allies
Sandpipers
Greater Yellowlegs (GRYE)
Tringa melanoleuca
Sandpipers, Phalaropes, and Allies
Sandpipers
Mar 12 May 30 Jun 23 Dec 04
Willet (WILL)
Tringa semipalmata
Sandpipers, Phalaropes, and Allies
Sandpipers
May 01 Jun 03 Jul 11 Oct 03
Lesser Yellowlegs (LEYE)
Tringa flavipes
Sandpipers, Phalaropes, and Allies
Sandpipers
Mar 18 Nov 15
Wood Sandpiper (WOSA)
Tringa glareola
Sandpipers, Phalaropes, and Allies
Sandpipers
Upland Sandpiper (UPSA)
Bartramia longicauda
Sandpipers, Phalaropes, and Allies
Sandpipers
Apr 12 Sep 12
Eskimo Curlew (ESCU)
Numenius borealis
Note: Most certainly extinct. Historic records of Eskimo Curlew were documented in the BOS study area in the late 1800’s.
Sandpipers, Phalaropes, and Allies
Sandpipers
Whimbrel (WHIM)
Numenius phaeopus
Sandpipers, Phalaropes, and Allies
Large Sandpipers
May 15 Jun 03 Jul 06 Oct 06
Slender-billed Curlew (SBCU)
Numenius tenuirostris
Sandpipers, Phalaropes, and Allies
Sandpipers
Hudsonian Godwit (HUGO)
Limosa haemastica
Sandpipers, Phalaropes, and Allies
Large Sandpipers
Aug 27 Oct 30
Marbled Godwit (MAGO)
Limosa fedoa
Sandpipers, Phalaropes, and Allies
Large Sandpipers
Ruddy Turnstone (RUTU)
Arenaria interpres
Sandpipers, Phalaropes, and Allies
Sandpipers
May 04 Nov 10
Red Knot (REKN)
Calidris canutus
Sandpipers, Phalaropes, and Allies
Sandpipers
May 15 Jun 04 Jul 13 Nov 09
Ruff (RUFF)
Calidris pugnax
Sandpipers, Phalaropes, and Allies
Sandpipers
Stilt Sandpiper (STSA)
Calidris himantopus
Sandpipers, Phalaropes, and Allies
Sandpipers
Jul 03 Oct 22
Curlew Sandpiper (CUSA)
Calidris ferruginea
Sandpipers, Phalaropes, and Allies
Sandpipers
Sanderling (SAND)
Calidris alba
Sandpipers, Phalaropes, and Allies
Sandpipers
May 14 Nov 28
Dunlin (DUNL)
Calidris alpina
Sandpipers, Phalaropes, and Allies
Sandpipers
Apr 04 Jan 17
Purple Sandpiper (PUSA)
Calidris maritima
Note: Great Lakes and Niagara River only
Sandpipers, Phalaropes, and Allies
Rock-loving Shorebirds
Oct 30 May 25
Baird's Sandpiper (BASA)
Calidris bairdii
Sandpipers, Phalaropes, and Allies
Sandpipers
Jul 18 Oct 27
Least Sandpiper (LESA)
Calidris minutilla
Sandpipers, Phalaropes, and Allies
Small "Peep" Sandpipers
Apr 17 Oct 26
White-rumped Sandpiper (WRSA)
Calidris fuscicollis
Sandpipers, Phalaropes, and Allies
Sandpipers
May 10 Jun 23 Jul 27 Nov 18
Buff-breasted Sandpiper (BBSA)
Calidris subruficollis
Sandpipers, Phalaropes, and Allies
Sandpipers
Aug 11 Oct 07
Pectoral Sandpiper (PESA)
Calidris melanotos
Sandpipers, Phalaropes, and Allies
Sandpipers
Mar 15 May 31 Jul 03 Nov 17
Semipalmated Sandpiper (SESA)
Calidris pusilla
Sandpipers, Phalaropes, and Allies
Small "Peep" Sandpipers
May 01 Nov 08
Western Sandpiper (WESA)
Calidris mauri
Sandpipers, Phalaropes, and Allies
Small "Peep" Sandpipers
Short-billed Dowitcher (SBDO)
Limnodromus griseus
Note: Sep 10-Sep 30: “Dowitcher species” only unless convincing description provided of multiple field marks
Sandpipers, Phalaropes, and Allies
Snipelike Waders
May 07 Jun 01 Jun 26 Sep 09
Long-billed Dowitcher (LBDO)
Limnodromus scolopaceus
Note: Sep 10-Sep 30: “Dowitcher species” only unless convincing description provided of multiple field marks
Sandpipers, Phalaropes, and Allies
Snipelike Waders
Oct 01 Nov 26
Wilson's Snipe (WISN)
Gallinago delicata
Note: Nov 29-Mar 3: Chautauqua County only
Sandpipers, Phalaropes, and Allies
Snipelike Waders
Mar 04 Nov 28
American Woodcock (AMWO)
Scolopax minor
Sandpipers, Phalaropes, and Allies
Snipelike Waders
Feb 27 Jan 03
Wilson's Phalarope (WIPH)
Phalaropus tricolor
Sandpipers, Phalaropes, and Allies
Phalaropes
Apr 29 Jun 18 Jul 04 Oct 01
Red-necked Phalarope (RNPH)
Phalaropus lobatus
Sandpipers, Phalaropes, and Allies
Phalaropes
May 14 May 28 Aug 11 Oct 16
Red Phalarope (REPH)
Phalaropus fulicarius
Note: Great Lakes and Niagara River only
Sandpipers, Phalaropes, and Allies
Phalaropes
Sep 22 Dec 28
phalarope sp.
Not a true species
Sandpipers, Phalaropes, and Allies
Greater/Lesser Yellowlegs
Not a true species
Sandpipers, Phalaropes, and Allies
Red-necked/Red Phalarope
Not a true species
Sandpipers, Phalaropes, and Allies
Short-billed/Long-billed Dowitcher
Not a true species
Sandpipers, Phalaropes, and Allies
Black-legged Kittiwake (BLKI)
Rissa tridactyla
Note: Great Lakes and Niagara River only
Gulls, Terns, and Skimmers
Small Gulls
Sep 04 Feb 19
Ivory Gull (IVGU)
Pagophila eburnea
Gulls, Terns, and Skimmers
Rare Gulls
Sabine's Gull (SAGU)
Xema sabini
Note: Great Lakes and Niagara River only
Gulls, Terns, and Skimmers
Small Hooded Gulls
Sep 03 Jan 01
Bonaparte's Gull (BOGU)
Chroicocephalus philadelphia
Gulls, Terns, and Skimmers
Small Hooded Gulls
Jan 01 Dec 31
Black-headed Gull (BHGU)
Chroicocephalus ridibundus
Note: Great Lakes and Niagara River only
Gulls, Terns, and Skimmers
Small Hooded Gulls
Oct 09 May 01
Little Gull (LIGU)
Hydrocoloeus minutus
Note: Great Lakes and Niagara River only
Gulls, Terns, and Skimmers
Small Hooded Gulls
Jan 01 Dec 31
Ross's Gull (ROGU)
Rhodostethia rosea
Gulls, Terns, and Skimmers
Gulls
Laughing Gull (LAGU)
Leucophaeus atricilla
Gulls, Terns, and Skimmers
Small Hooded Gulls
Franklin's Gull (FRGU)
Leucophaeus pipixcan
Gulls, Terns, and Skimmers
Small Hooded Gulls
Aug 02 Dec 21
Mew Gull (MEGU)
Larus canus
“Common” (L. c. canus)
Gulls, Terns, and Skimmers
Gulls
Mew Gull (MEGU)
Larus canus
“Short-billed” (L. c. brachyrhynchus)
Gulls, Terns, and Skimmers
Gulls
Mew Gull (MEGU)
Larus canus
Gulls, Terns, and Skimmers
Gulls
Ring-billed Gull (RBGU)
Larus delawarensis
Gulls, Terns, and Skimmers
Gulls
Jan 01 Dec 31
California Gull (CAGU)
Larus californicus
Gulls, Terns, and Skimmers
Gulls
Herring Gull (HERG)
Larus argentatus
Gulls, Terns, and Skimmers
Gulls
Jan 01 Dec 31
Thayer's Gull (THGU)
Larus thayeri
Note: The Statisticians will exercise extreme caution when evaluating verification reports of Thayer’s Gull because of the difficulty in making reasonably certain judgments on them and the subjective nature of their identification
Gulls, Terns, and Skimmers
Gulls
Iceland Gull (ICGU)
Larus glaucoides
Gulls, Terns, and Skimmers
Gulls
Oct 29 Jun 02
Lesser Black-backed Gull (LBBG)
Larus fuscus
Gulls, Terns, and Skimmers
Gulls
Aug 04 Jun 14
Slaty-backed Gull (SBGU)
Larus schistisagus
Gulls, Terns, and Skimmers
Gulls
Glaucous Gull (GLGU)
Larus hyperboreus
Gulls, Terns, and Skimmers
Gulls
Oct 24 May 29
Great Black-backed Gull (GBBG)
Larus marinus
Gulls, Terns, and Skimmers
Gulls
Jan 01 Dec 31
Sooty Tern (SOTE)
Onychoprion fuscatus
Gulls, Terns, and Skimmers
Dark Terns and Skimmer
Least Tern (LETE)
Sternula antillarum
Gulls, Terns, and Skimmers
Terns
Caspian Tern (CATE)
Hydroprogne caspia
Gulls, Terns, and Skimmers
Large Terns
Mar 31 Oct 16
Black Tern (BLTE)
Chlidonias niger
Gulls, Terns, and Skimmers
Terns
Apr 24 Nov 23
Roseate Tern (ROST)
Sterna dougallii
Gulls, Terns, and Skimmers
Smaller Terns
Common Tern (COTE)
Sterna hirundo
Gulls, Terns, and Skimmers
Smaller Terns
Apr 04 Dec 08
Arctic Tern (ARTE)
Sterna paradisaea
Gulls, Terns, and Skimmers
Smaller Terns
Forster's Tern (FOTE)
Sterna forsteri
Gulls, Terns, and Skimmers
Smaller Terns
Apr 09 Jun 09 Jul 26 Nov 23
Glaucous x Great Black-backed Gull (hybrid)
Not a true species
Gulls, Terns, and Skimmers
Herring x Glaucous Gull (hybrid)
Not a true species
Gulls, Terns, and Skimmers
Herring x Lesser Black-backed Gull (hybrid)
Not a true species
Gulls, Terns, and Skimmers
tern sp.
Not a true species
Gulls, Terns, and Skimmers
Great Skua (GRSK)
Stercorarius skua
Skuas
Skuas and Jaegers
Pomarine Jaeger (POJA)
Stercorarius pomarinus
Skuas
Skuas and Jaegers
Parasitic Jaeger (PAJA)
Stercorarius parasiticus
Note: Great Lakes and Niagara River only
Skuas
Skuas and Jaegers
Aug 25 Dec 04
Long-tailed Jaeger (LTJA)
Stercorarius longicaudus
Skuas
Skuas and Jaegers
jaeger sp.
Not a true species
Skuas
Dovekie (DOVE)
Alle alle
Auks, Murres, and Puffins
Alcids (Auks)
Thick-billed Murre (TBMU)
Uria lomvia
Auks, Murres, and Puffins
Alcids (Auks)
Razorbill (RAZO)
Alca torda
Auks, Murres, and Puffins
Alcids (Auks)
Black Guillemot (BLGU)
Cepphus grylle
Auks, Murres, and Puffins
Alcids (Auks)
Ancient Murrelet (ANMU)
Synthliboramphus antiquus
Auks, Murres, and Puffins
Alcids (Auks)
Rock Pigeon (ROPI)
Columba livia
Pigeons and Doves
Pigeons
Jan 01 Dec 31
Eurasian Collared-Dove (EUCD)
Streptopelia decaocto
Pigeons and Doves
Doves
Passenger Pigeon (PAPI)
Ectopistes migratorius
Note: Once a common sight within the BOS study area, the Passenger Pigeon sadly became extinct due to habitat loss and over-hunting in its native historic range in eastern North America.
Pigeons and Doves
Pigeons
White-winged Dove (WWDO)
Zenaida asiatica
Pigeons and Doves
Doves
Mourning Dove (MODO)
Zenaida macroura
Pigeons and Doves
Doves
Jan 01 Dec 31
Monk Parakeet (MOPA)
Myiopsitta monachus
Note: Non-native species
Lories, Parakeets, Macaws, and Parrots
Parakeets and Parrots
Carolina Parakeet (CAPA)
Conuropsis carolinensis
Note: Formerly the only known native parrot in Eastern North America, the Carolina Parakeet was once an established species within the BOS study area
Lories, Parakeets, Macaws, and Parrots
Parakeets and Parrots
Yellow-billed Cuckoo (YBCU)
Coccyzus americanus
Cuckoos, Roadrunners, and Anis
Cuckoos
May 08 Oct 28
Black-billed Cuckoo (BBCU)
Coccyzus erythropthalmus
Cuckoos, Roadrunners, and Anis
Cuckoos
May 02 Oct 07
Groove-billed Ani (GBAN)
Crotophaga sulcirostris
Cuckoos, Roadrunners, and Anis
Anis
Yellow-billed/Black-billed Cuckoo
Not a true species
Cuckoos, Roadrunners, and Anis
Barn Owl (BANO)
Tyto alba
Barn Owls
Owls
Eastern Screech-Owl (EASO)
Megascops asio
Typical Owls
Owls
Jan 01 Dec 31
Great Horned Owl (GHOW)
Bubo virginianus
“Northern” (B. v. scalariventris)
Typical Owls
Owls
Great Horned Owl (GHOW)
Bubo virginianus
Typical Owls
Owls
Jan 01 Dec 31
Great Horned Owl (GHOW)
Bubo virginianus
“Nominate” (B. v. virginianus)
Typical Owls
Owls
Jan 01 Dec 31
Snowy Owl (SNOW)
Bubo scandiacus
Typical Owls
Owls
Oct 25 May 21
Northern Hawk Owl (NHOW)
Surnia ulula
Typical Owls
Owls
Barred Owl (BADO)
Strix varia
Typical Owls
Owls
Jan 01 Dec 31
Great Gray Owl (GGOW)
Strix nebulosa
Typical Owls
Owls
Long-eared Owl (LEOW)
Asio otus
Typical Owls
Owls
Jan 01 Dec 31
Short-eared Owl (SEOW)
Asio flammeus
Typical Owls
Owls
Jan 01 Dec 31
Boreal Owl (BOOW)
Aegolius funereus
Typical Owls
Owls
Northern Saw-whet Owl (NSWO)
Aegolius acadicus
Note: May 31-Sep 24: Allegany, Cattaraugus, and Chautauqua Counties only
Typical Owls
Owls
Sep 25 May 30
Common Nighthawk (CONI)
Chordeiles minor
Goatsuckers (Nightjars)
Nighthawks
May 04 Oct 22
Eastern Whip-poor-will (EWPW)
Antrostomus vociferus
Note: Jun 2-Sep 10: Wainfleet Bog (Ontario) only
Goatsuckers (Nightjars)
Goatsuckers
Apr 18 Jun 01
Chimney Swift (CHSW)
Chaetura pelagica
Swifts
Swifts
Apr 09 Oct 29
Ruby-throated Hummingbird (RTHU)
Archilochus colubris
Hummingbirds
Hummingbirds
Apr 29 Oct 12
Rufous Hummingbird (RUHU)
Selasphorus rufus
Hummingbirds
Hummingbirds
hummingbird sp.
Not a true species
Hummingbirds
Belted Kingfisher (BEKI)
Megaceryle alcyon
Kingfishers
Kingfishers
Jan 01 Dec 31
Red-headed Woodpecker (RHWO)
Melanerpes erythrocephalus
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Red-bellied Woodpecker (RBWO)
Melanerpes carolinus
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Yellow-bellied Sapsucker (YBSA)
Sphyrapicus varius
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Downy Woodpecker (DOWO)
Picoides pubescens
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Hairy Woodpecker (HAWO)
Picoides villosus
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
American Three-toed Woodpecker (ATTW)
Picoides dorsalis
Woodpeckers and Allies
Woodpeckers
Black-backed Woodpecker (BBWO)
Picoides arcticus
Woodpeckers and Allies
Woodpeckers
Northern Flicker (NOFL)
Colaptes auratus
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Pileated Woodpecker (PIWO)
Dryocopus pileatus
Woodpeckers and Allies
Woodpeckers
Jan 01 Dec 31
Olive-sided Flycatcher (OSFL)
Contopus cooperi
Tyrant Flycatchers
Flycatchers
May 09 Jun 16 Aug 05 Oct 02
Eastern Wood-Pewee (EAWP)
Contopus virens
Tyrant Flycatchers
Flycatchers
May 04 Oct 22
Yellow-bellied Flycatcher (YBFL)
Empidonax flaviventris
Tyrant Flycatchers
Empidonax Flycatchers
May 07 Jun 11 Aug 05 Oct 10
Acadian Flycatcher (ACFL)
Empidonax virescens
Note: Song or call must be heard when identified outside breeding habitat
Tyrant Flycatchers
Empidonax Flycatchers
May 05 Aug 24
Alder Flycatcher (ALFL)
Empidonax alnorum
Tyrant Flycatchers
Empidonax Flycatchers
May 11 Sep 11
Willow Flycatcher (WIFL)
Empidonax traillii
Tyrant Flycatchers
Empidonax Flycatchers
May 09 Sep 11
Least Flycatcher (LEFL)
Empidonax minimus
Tyrant Flycatchers
Empidonax Flycatchers
Apr 25 Sep 29
Eastern Phoebe (EAPH)
Sayornis phoebe
Tyrant Flycatchers
Miscellaneous Flycatchers
Mar 08 Jan 02
Say's Phoebe (SAPH)
Sayornis saya
Tyrant Flycatchers
Miscellaneous Flycatchers
Great Crested Flycatcher (GCFL)
Myiarchus crinitus
Tyrant Flycatchers
Myiarchus Flycatchers
Apr 23 Oct 05
Western Kingbird (WEKI)
Tyrannus verticalis
Tyrant Flycatchers
Kingbirds
Eastern Kingbird (EAKI)
Tyrannus tyrannus
Tyrant Flycatchers
Kingbirds
Apr 19 Oct 07
Scissor-tailed Flycatcher (STFL)
Tyrannus forficatus
Tyrant Flycatchers
Flycatchers
Fork-tailed Flycatcher (FTFL)
Tyrannus savana
Tyrant Flycatchers
Flycatchers
empidonax sp.
Not a true species
Tyrant Flycatchers
Myiarchus sp.
Not a true species
Tyrant Flycatchers
Alder/Willow Flycatcher (Trail's Flycatcher)
Not a true species
Tyrant Flycatchers
Loggerhead Shrike (LOSH)
Lanius ludovicianus
Shrikes
Shrikes
Northern Shrike (NSHR)
Lanius excubitor
Shrikes
Shrikes
Oct 16 Apr 15
shrike sp.
Not a true species
Shrikes
White-eyed Vireo (WEVI)
Vireo griseus
Vireos
Vireos
Apr 16 Aug 09
Yellow-throated Vireo (YTVI)
Vireo flavifrons
Vireos
Vireos with Wing Bars
Apr 21 Sep 30
Blue-headed Vireo (BHVI)
Vireo solitarius
Vireos
Vireos with Wing Bars
Apr 10 Nov 16
Warbling Vireo (WAVI)
Vireo gilvus
Vireos
Vireos without Wing Bars
Apr 25 Oct 02
Philadelphia Vireo (PHVI)
Vireo philadelphicus
Vireos
Vireos without Wing Bars
May 06 Jun 04 Aug 17 Oct 10
Red-eyed Vireo (REVI)
Vireo olivaceus
Vireos
Vireos without Wing Bars
Apr 26 Oct 30
Blue Jay (BLJA)
Cyanocitta cristata
Jays, Crows, and Allies
Jays
Jan 01 Dec 31
Black-billed Magpie (BBMA)
Pica hudsonia
Jays, Crows, and Allies
Magpies and Ravens
American Crow (AMCR)
Corvus brachyrhynchos
Jays, Crows, and Allies
Crows
Jan 01 Dec 31
Fish Crow (FICR)
Corvus ossifragus
Jays, Crows, and Allies
Crows
Common Raven (CORA)
Corvus corax
Jays, Crows, and Allies
Magpies and Ravens
Jan 01 Dec 31
Horned Lark (HOLA)
Eremophila alpestris
“Northern” (E. a. alpestris)
Larks
Larks
Sep 25 Apr 15
Horned Lark (HOLA)
Eremophila alpestris
Larks
Larks
Jan 01 Dec 31
Horned Lark (HOLA)
Eremophila alpestris
“Prairie” (E. a. praticola)
Larks
Larks
Jan 01 Dec 31
Purple Martin (PUMA)
Progne subis
Swallows
Swallows
Mar 21 Oct 23
Tree Swallow (TRES)
Tachycineta bicolor
Swallows
Swallows
Mar 08 Nov 23
Northern Rough-winged Swallow (NRWS)
Stelgidopteryx serripennis
Swallows
Swallows
Apr 03 Dec 08
Bank Swallow (BANS)
Riparia riparia
Swallows
Swallows
Apr 09 Oct 05
Cliff Swallow (CLSW)
Petrochelidon pyrrhonota
Swallows
Swallows
Apr 09 Oct 06
Cave Swallow (CASW)
Petrochelidon fulva
Swallows
Swallows
Barn Swallow (BARS)
Hirundo rustica
Swallows
Swallows
Mar 27 Nov 03
swallow sp.
Not a true species
Swallows
Black-capped Chickadee (BCCH)
Poecile atricapillus
Chickadees and Titmice
Chickadees
Jan 01 Dec 31
Boreal Chickadee (BOCH)
Poecile hudsonicus
Chickadees and Titmice
Chickadees
Tufted Titmouse (TUTI)
Baeolophus bicolor
Chickadees and Titmice
Titmice
Jan 01 Dec 31
Red-breasted Nuthatch (RBNU)
Sitta canadensis
Nuthatches
Nuthatches
Jan 01 Dec 31
White-breasted Nuthatch (WBNU)
Sitta carolinensis
Nuthatches
Nuthatches
Jan 01 Dec 31
Brown Creeper (BRCR)
Certhia americana
Creepers
Creepers
Jan 01 Dec 31
Rock Wren (ROWR)
Salpinctes obsoletus
Wrens
Wrens
House Wren (HOWR)
Troglodytes aedon
Wrens
Wrens
Apr 14 Nov 01
Winter Wren (WIWR)
Troglodytes hiemalis
Wrens
Wrens
Jan 01 Dec 31
Sedge Wren (SEWR)
Cistothorus platensis
Wrens
Wrens
May 12 Aug 23
Marsh Wren (MAWR)
Cistothorus palustris
Wrens
Wrens
Apr 11 Dec 01
Carolina Wren (CARW)
Thryothorus ludovicianus
Wrens
Wrens
Jan 01 Dec 31
Bewick's Wren (BEWR)
Thryomanes bewickii
Wrens
Wrens
Golden-crowned Kinglet (GCKI)
Regulus satrapa
Kinglets
Kinglets
Jan 01 Dec 31
Ruby-crowned Kinglet (RCKI)
Regulus calendula
Kinglets
Kinglets
Sep 03 Jun 01
Blue-gray Gnatcatcher (BGGN)
Polioptila caerulea
Old World Warblers and Gnatcatchers
Gnatcatchers
Apr 05 Nov 01
Northern Wheatear (NOWH)
Oenanthe oenanthe
Thrushes
Alaska and Arctic Nesters and Vagrants
Eastern Bluebird (EABL)
Sialia sialis
Thrushes
Bluebirds and Solitaire
Jan 01 Dec 31
Townsend's Solitaire (TOSO)
Myadestes townsendi
Thrushes
Bluebirds and Solitaire
Veery (VEER)
Catharus fuscescens
Thrushes
Spotted Thrushes
Apr 28 Oct 07
Gray-cheeked Thrush (GCTH)
Catharus minimus
Thrushes
Spotted Thrushes
May 06 Jun 07 Sep 04 Oct 28
Bicknell's Thrush (BITH)
Catharus bicknelli
Thrushes
Spotted Thrushes
Swainson's Thrush (SWTH)
Catharus ustulatus
Thrushes
Spotted Thrushes
Apr 27 Oct 31
Hermit Thrush (HETH)
Catharus guttatus
Thrushes
Spotted Thrushes
Jan 01 Dec 31
Wood Thrush (WOTH)
Hylocichla mustelina
Thrushes
Thrushes
Apr 18 Oct 26
American Robin (AMRO)
Turdus migratorius
Thrushes
Thrushes
Jan 01 Dec 31
Varied Thrush (VATH)
Ixoreus naevius
Thrushes
Thrushes
Gray Catbird (GRCA)
Dumetella carolinensis
Mockingbirds and Thrashers
Thrashers and Mockingbirds
Jan 01 Dec 31
Brown Thrasher (BRTH)
Toxostoma rufum
Mockingbirds and Thrashers
Thrashers and Mockingbirds
Jan 01 Dec 31
Sage Thrasher (SATH)
Oreoscoptes montanus
Mockingbirds and Thrashers
Thrashers and Mockingbirds
Northern Mockingbird (NOMO)
Mimus polyglottos
Mockingbirds and Thrashers
Thrashers and Mockingbirds
Jan 01 Dec 31
European Starling (EUST)
Sturnus vulgaris
Starlings and Mynas
Starling
Jan 01 Dec 31
American Pipit (AMPI)
Anthus rubescens
Wagtails and Pipits
Pipits
Mar 08 May 29 Sep 03 Jan 05
Bohemian Waxwing (BOWA)
Bombycilla garrulus
Waxwings
Waxwings
Oct 28 Mar 27
Cedar Waxwing (CEDW)
Bombycilla cedrorum
Waxwings
Waxwings
Jan 01 Dec 31
Ovenbird (OVEN)
Seiurus aurocapilla
Wood-Warblers
Warblers
Apr 22 Oct 25
Worm-eating Warbler (WEWA)
Helmitheros vermivorum
Wood-Warblers
Warblers
Apr 22 Jun 05
Louisiana Waterthrush (LOWA)
Parkesia motacilla
Wood-Warblers
Warblers
Apr 07 Sep 06
Northern Waterthrush (NOWA)
Parkesia noveboracensis
Wood-Warblers
Warblers
Apr 19 Oct 14
Golden-winged Warbler (GWWA)
Vermivora chrysoptera
Wood-Warblers
Warblers
Apr 25 Sep 27
Blue-winged Warbler (BWWA)
Vermivora cyanoptera
Wood-Warblers
Warblers
Apr 26 Oct 04
Black-and-white Warbler (BAWW)
Mniotilta varia
Wood-Warblers
Warblers
Apr 19 Nov 01
Prothonotary Warbler (PROW)
Protonotaria citrea
Note: May 26-Aug 22: Iroquois NWR, Tonawanda WMA, Oak Orchard WMA only
Wood-Warblers
Warblers
Apr 26 May 25
Swainson's Warbler (SWWA)
Limnothlypis swainsonii
Wood-Warblers
Warblers
Tennessee Warbler (TEWA)
Oreothlypis peregrina
Wood-Warblers
Warblers
Apr 25 Jun 07 Aug 10 Nov 13
Orange-crowned Warbler (OCWA)
Oreothlypis celata
Wood-Warblers
Warblers
Apr 25 May 26 Aug 29 Nov 25
Nashville Warbler (NAWA)
Oreothlypis ruficapilla
Wood-Warblers
Warblers
Apr 22 Nov 07
Connecticut Warbler (CONW)
Oporornis agilis
Wood-Warblers
Warblers
May 14 Jun 03 Aug 25 Oct 12
Mourning Warbler (MOWA)
Geothlypis philadelphia
Wood-Warblers
Warblers
May 06 Oct 11
Kentucky Warbler (KEWA)
Geothlypis formosa
Wood-Warblers
Warblers
Apr 30 May 27
Common Yellowthroat (COYE)
Geothlypis trichas
Wood-Warblers
Warblers
Apr 23 Jan 04
Hooded Warbler (HOWA)
Setophaga citrina
Wood-Warblers
Warblers
Apr 23 Oct 12
American Redstart (AMRE)
Setophaga ruticilla
Wood-Warblers
Warblers
Apr 27 Nov 11
Kirtland's Warbler (KIWA)
Setophaga kirtlandii
Wood-Warblers
Warblers
Cape May Warbler (CMWA)
Setophaga tigrina
Wood-Warblers
Warblers
Apr 27 Jun 02 Aug 11 Oct 25
Cerulean Warbler (CERW)
Setophaga cerulea
Wood-Warblers
Warblers
Apr 23 Aug 31
Northern Parula (NOPA)
Setophaga americana
Note: Jun 4-Aug 22: Allegany and Cattaraugus Counties only
Wood-Warblers
Warblers
Apr 20 Jun 03 Aug 23 Oct 30
Magnolia Warbler (MAWA)
Setophaga magnolia
Wood-Warblers
Warblers
Apr 27 Oct 26
Bay-breasted Warbler (BBWA)
Setophaga castanea
Wood-Warblers
Warblers
Apr 28 Jun 09 Aug 03 Oct 26
Blackburnian Warbler (BLBW)
Setophaga fusca
Wood-Warblers
Warblers
Apr 26 Oct 14
Yellow Warbler (YEWA)
Setophaga petechia
Wood-Warblers
Warblers
Apr 19 Sep 27
Chestnut-sided Warbler (CSWA)
Setophaga pensylvanica
Wood-Warblers
Warblers
Apr 27 Oct 25
Blackpoll Warbler (BLPW)
Setophaga striata
Wood-Warblers
Warblers
Apr 30 Jun 18 Aug 08 Oct 29
Black-throated Blue Warbler (BTBW)
Setophaga caerulescens
Wood-Warblers
Warblers
Apr 27 Oct 30
Palm Warbler (PAWA)
Setophaga palmarum
“Western” (D. p. palmarum)
Wood-Warblers
Warblers
Apr 09 May 31 Aug 28 Nov 09
Palm Warbler (PAWA)
Setophaga palmarum
“Eastern” (D. p. hypochrysea)
Wood-Warblers
Warblers
Palm Warbler (PAWA)
Setophaga palmarum
Wood-Warblers
Warblers
Apr 09 May 31 Aug 28 Nov 09
Pine Warbler (PIWA)
Setophaga pinus
Wood-Warblers
Warblers
Jan 01 Dec 31
Yellow-rumped Warbler (YRWA)
Setophaga coronata
“Myrtle” (D. c. coronata)
Wood-Warblers
Warblers
Jan 01 Dec 31
Yellow-rumped Warbler (YRWA)
Setophaga coronata
Wood-Warblers
Warblers
Jan 01 Dec 31
Yellow-rumped Warbler (YRWA)
Setophaga coronata
“Audubon’s” (D. c. auduboni)
Wood-Warblers
Warblers
Yellow-throated Warbler (YTWA)
Setophaga dominica
Note: May 23-Aug 1: Allegany State Park only
Wood-Warblers
Warblers
Apr 14 May 22
Prairie Warbler (PRAW)
Setophaga discolor
Wood-Warblers
Warblers
Apr 22 Sep 23
Black-throated Gray Warbler (BTYW)
Setophaga nigrescens
Wood-Warblers
Warblers
Black-throated Green Warbler (BTNW)
Setophaga virens
Wood-Warblers
Warblers
Apr 11 Nov 07
Canada Warbler (CAWA)
Cardellina canadensis
Wood-Warblers
Warblers
Apr 29 Oct 12
Wilson's Warbler (WIWA)
Cardellina pusilla
Wood-Warblers
Warblers
May 02 Jun 05 Aug 13 Oct 13
Yellow-breasted Chat (YBCH)
Icteria virens
Wood-Warblers
Warblers
May 02 Sep 08
Brewster's Warbler (hybrid) (BRWA)
Not a true species
Note: Golden-winged and Blue-winged warblers hybridize where their ranges overlap, producing two basic types, "Lawrence's" and "Brewster's" warblers ("Brewster's" is the most frequent hybrid and more variable). Typical "Brewster's" is like Blue-winged with whit
Wood-Warblers
Warblers
Apr 30 Sep 27
Lawrence's Warbler (hybrid) (LAWA)
Not a true species
Note: Recessive hybrid of Blue-winged X Golden-winged warbler combination. Yellow below like Blue-winged, but with black head pattern of golden-winged. Note black ear patch. Voice is like either Golden-winged or Blue-winged. Habitat is same as Blue-winged and G
Wood-Warblers
Warblers
Summer Tanager (SUTA)
Piranga rubra
Tanagers
Tanagers
Scarlet Tanager (SCTA)
Piranga olivacea
Tanagers
Tanagers
Apr 27 Oct 23
Western Tanager (WETA)
Piranga ludoviciana
Tanagers
Tanagers
Lapland Longspur (LALO)
Calcarius lapponicus
Emberizids
Longspurs
Sep 21 May 11
Snow Bunting (SNBU)
Plectrophenax nivalis
Emberizids
Buntings
Oct 05 Apr 14
Green-tailed Towhee (GTTO)
Pipilo chlorurus
Emberizids
Miscellaneous Passerines
Spotted Towhee (SPTO)
Pipilo maculatus
Emberizids
Towhees
Eastern Towhee (EATO)
Pipilo erythrophthalmus
Emberizids
Towhees
Jan 01 Dec 31
American Tree Sparrow (ATSP)
Spizella arborea
Emberizids
Sparrows
Oct 08 May 24
Chipping Sparrow (CHSP)
Spizella passerina
Emberizids
Sparrows
Jan 01 Dec 31
Clay-colored Sparrow (CCSP)
Spizella pallida
Note: Jun 1-Aug 7: Chautauqua, Allegany, Cattaraugus, and Wyoming Counties only
Emberizids
Sparrows
Apr 29 May 31
Field Sparrow (FISP)
Spizella pusilla
Emberizids
Sparrows
Jan 01 Dec 31
Vesper Sparrow (VESP)
Pooecetes gramineus
Emberizids
Streaked Sparrows
Mar 23 Nov 07
Lark Sparrow (LASP)
Chondestes grammacus
Emberizids
Sparrows
Lark Bunting (LARB)
Calamospiza melanocorys
Emberizids
Cardinals, Buntings, and Allies
Savannah Sparrow (SAVS)
Passerculus sandwichensis
Emberizids
Streak-breasted Grass Sparrows
Mar 20 Nov 06
Grasshopper Sparrow (GRSP)
Ammodramus savannarum
Emberizids
Streak-breasted Grass Sparrows
Apr 19 Oct 01
Henslow's Sparrow (HESP)
Ammodramus henslowii
Emberizids
Streak-breasted Grass Sparrows
Le Conte's Sparrow (LCSP)
Ammodramus leconteii
Emberizids
Marsh Sparrows
Nelson's Sparrow (NESP)
Ammodramus nelsoni
Emberizids
Marsh Sparrows
Sep 27 Nov 01
Fox Sparrow (FOSP)
Passerella iliaca
Emberizids
Streaked Sparrows
Sep 27 May 18
Song Sparrow (SOSP)
Melospiza melodia
Emberizids
Streaked Sparrows
Jan 01 Dec 31
Lincoln's Sparrow (LISP)
Melospiza lincolnii
Emberizids
Streaked Sparrows
Apr 25 May 31 Aug 30 Oct 26
Swamp Sparrow (SWSP)
Melospiza georgiana
Emberizids
Sparrows
Jan 01 Dec 31
White-throated Sparrow (WTSP)
Zonotrichia albicollis
Emberizids
Sparrows
Jan 01 Dec 31
Harris's Sparrow (HASP)
Zonotrichia querula
Emberizids
Sparrows
White-crowned Sparrow (WCSP)
Zonotrichia leucophrys
Emberizids
Sparrows
Sep 18 Jun 07
White-crowned Sparrow (WCSP)
Zonotrichia leucophrys
“Eastern” (Z. l. leucophrys)
Emberizids
Sparrows
Sep 18 Jun 07
White-crowned Sparrow (WCSP)
Zonotrichia leucophrys
“Gambel's” (Z. l. gambelii)
Emberizids
Sparrows
Dark-eyed Junco (DEJU)
Junco hyemalis
“Oregon” (J. h. oreganus)
Emberizids
Juncos
Dark-eyed Junco (DEJU)
Junco hyemalis
Emberizids
Juncos
Jan 01 Dec 31
Dark-eyed Junco (DEJU)
Junco hyemalis
“Slate-colored” (J. h. hyemalis)
Emberizids
Juncos
Jan 01 Dec 31
Northern Cardinal (NOCA)
Cardinalis cardinalis
Cardinals, Saltators, and Allies
Cardinals
Jan 01 Dec 31
Rose-breasted Grosbeak (RBGR)
Pheucticus ludovicianus
Cardinals, Saltators, and Allies
Grosbeaks
Apr 16 Oct 27
Black-headed Grosbeak (BHGR)
Pheucticus melanocephalus
Cardinals, Saltators, and Allies
Grosbeaks
Blue Grosbeak (BLGR)
Passerina caerulea
Cardinals, Saltators, and Allies
Grosbeaks
Lazuli Bunting (LAZB)
Passerina amoena
Cardinals, Saltators, and Allies
Blue Finches
Indigo Bunting (INBU)
Passerina cyanea
Cardinals, Saltators, and Allies
Blue Finches
Apr 26 Oct 23
Painted Bunting (PABU)
Passerina ciris
Cardinals, Saltators, and Allies
Blue Finches
Dickcissel (DICK)
Spiza americana
Cardinals, Saltators, and Allies
Open Field Birds
Pheucticus sp.
Not a true species
Cardinals, Saltators, and Allies
Bobolink (BOBO)
Dolichonyx oryzivorus
Blackbirds
Icterids (Blackbirds)
Apr 25 Oct 07
Red-winged Blackbird (RWBL)
Agelaius phoeniceus
Blackbirds
Icterids (Blackbirds)
Jan 01 Dec 31
Eastern Meadowlark (EAME)
Sturnella magna
Blackbirds
Open Field Birds
Jan 01 Dec 31
Western Meadowlark (WEME)
Sturnella neglecta
Blackbirds
Open Field Birds
Yellow-headed Blackbird (YHBL)
Xanthocephalus xanthocephalus
Blackbirds
Icterids (Blackbirds)
Rusty Blackbird (RUBL)
Euphagus carolinus
Blackbirds
Icterids (Blackbirds)
Sep 02 Jun 02
Brewer's Blackbird (BRBL)
Euphagus cyanocephalus
Blackbirds
Icterids (Blackbirds)
Common Grackle (COGR)
Quiscalus quiscula
Blackbirds
Grackles
Jan 01 Dec 31
Brown-headed Cowbird (BHCO)
Molothrus ater
Blackbirds
Icterids (Blackbirds)
Jan 01 Dec 31
Orchard Oriole (OROR)
Icterus spurius
Blackbirds
Orioles
Apr 26 Aug 25
Baltimore Oriole (BAOR)
Icterus galbula
Blackbirds
Orioles
Apr 26 Oct 26
Pine Grosbeak (PIGR)
Pinicola enucleator
Fringilline and Cardueline Finches and Allies
Red Finches
Oct 29 Apr 14
House Finch (HOFI)
Haemorhous mexicanus
Fringilline and Cardueline Finches and Allies
Red Finches
Jan 01 Dec 31
Purple Finch (PUFI)
Haemorhous purpureus
Fringilline and Cardueline Finches and Allies
Red Finches
Jan 01 Dec 31
Red Crossbill (RECR)
Loxia curvirostra
Note: Jun 15-Oct 27: Allegany and Cattaraugus Counties only
Fringilline and Cardueline Finches and Allies
Rosy-Finches and Crossbills
Oct 28 Jun 14
White-winged Crossbill (WWCR)
Loxia leucoptera
Fringilline and Cardueline Finches and Allies
Rosy-Finches and Crossbills
Oct 14 Jun 07
Common Redpoll (CORE)
Acanthis flammea
Fringilline and Cardueline Finches and Allies
Red Finches
Oct 25 May 03
Common Redpoll (CORE)
Acanthis flammea
“Greater” (A. f. rostrata)
Fringilline and Cardueline Finches and Allies
Red Finches
Common Redpoll (CORE)
Acanthis flammea
“Common” (A. f. flammea)
Fringilline and Cardueline Finches and Allies
Red Finches
Oct 25 May 03
Hoary Redpoll (HORE)
Acanthis hornemanni
Fringilline and Cardueline Finches and Allies
Red Finches
Pine Siskin (PISI)
Spinus pinus
Fringilline and Cardueline Finches and Allies
Yellow Finches
Jan 01 Dec 31
American Goldfinch (AMGO)
Spinus tristis
Fringilline and Cardueline Finches and Allies
Yellow Finches
Jan 01 Dec 31
Evening Grosbeak (EVGR)
Coccothraustes vespertinus
Fringilline and Cardueline Finches and Allies
Yellow Finches
Oct 07 May 28
crossbill sp.
Not a true species
Fringilline and Cardueline Finches and Allies
European Goldfinch (EUGO)
Carduelis carduelis
Note: Non-native species
Old World Sparrows
Introduced Finchlike Birds
House Sparrow (HOSP)
Passer domesticus
Old World Sparrows
Introduced Finchlike Birds
Jan 01 Dec 31