Seasonal codesSp = Spring (March, April, May)Su = Summer (June, July, August)Fa = Fall (September, October, November)Wi = Winter (December, January, February)Abundance codesC = Common (annual; youโre sure to see)U = Uncommon (annual; likely to see)R = Rare (annual; not guaranteed to see)I = Irregular (not annual, but multiple records)Ca = Casual (not annual; only a few records)Ac = Accidental (only one record ever in that season)Dashes indicate changes in status within a seasonBold* = BreedingSpSuFaWiDUCKS, GEESE, and SWANSEmperor GooseC-ICaI-CCSnow GooseCaAcAcGreater White-fronted GooseICaAcTaiga Bean Goose or Tundra Bean Goose (unknown which species)IBrantCaCaCaCaCackling GooseCCaUAcTundra Swan (columbianus)ICaAcTundra Swan (bewickii)AcCaWhooper SwanU-CaIRBaikal TealAcGarganeyCaCaAcBlue-winged TealAcNorthern Shoveler*RRRRGadwallICaIIFalcated DuckCaCaAcAcEurasian WigeonUIUCAmerican WigeonICaCaCaEastern Spot-billed DuckCaCaAcCaMallard*CCCCNorthern Pintail*CUCCGreen-winged Teal (carolinensis)ICaAcAcGreen- winged Teal* (crecca)CCCCCanvasbackCaAcCaIRedheadAcAcCommon PochardCaCaAcCaRing-necked DuckCaAcTufted DuckUIRUGreater Scaup*CUCCLesser ScaupICaAcAcSteller's EiderIAcCaIKing EiderCaCaCaCaCommon Eider*UCUUHarlequin DuckCUCCSurf ScoterIAcCaIWhite-winged ScoterCICCBlack ScoterCIUCLong-tailed DuckUIUCBuffleheadCIUCCommon GoldeneyeCRUCBarrow's GoldeneyeICaCaSmewICaCaIHooded MerganserCaAcCaCommon Merganser (americanus) or Goosander (merganser)IIIIRed-breasted Merganser*CCCCGROUSERock Ptarmigan*CCCCGREBESHorned GrebeUCaCURed-necked GrebeCCaCCWestern GrebeAcCUCKOOSCommon CuckooIIOriental CuckooAcSWIFTSFork-tailed SwiftAcRAILS and COOTSAmerican CootAcCRANESSandhill CraneIIIOYSTERCATCHERSBlack Oystercatcher*CCCULAPWINGS and PLOVERSBlack-bellied PloverCaCaCaPacific Golden-PloverCRUCommon Ringed PloverAcSemipalmated Plover*CCRLesser Sand-PloverCaCaCaSANDPIPERS, PHALAROPES, and ALLIESBristle-thighed CurlewIAcWhimbrelICaCaFar Eastern CurlewCaCaBar-tailed GodwitUIIBlack-tailed GodwitCaAcRuddy TurnstoneCa-RUU-CaBlack TurnstoneAcAcGreat KnotAcRed KnotCaCaCaCaRuffCaCaCaBroad-billed SandpiperAcSharp-tailed SandpiperCaUTemminck's StintCaAcCaLong-toed StintCaAcAcRed-necked StintICaISanderlingURUCDunlinICaICaRock Sandpiper*CCCCBaird's SandpiperAcCaCaLittle StintAcCaILeast SandpiperCaAcAcBuff-breasted SandpiperCaCaPectoral SandpiperCaAcRSemipalmated SandpiperAcWestern SandpiperCaIIAcLong-billed DowitcherCaUCommon SnipeRCaCaWilson's SnipeRCaTerek SandpiperCaCommon SandpiperCaCaGray-tailed TattlerCaCaIWandering TattlerURRLesser YellowlegsAcCaSpotted RedshankCaCaCommon GreenshankIAcCaGreater YellowlegsCaWood SandpiperRICaAcMarsh SandpiperCaCaRed-necked Phalarope*UCIRed PhalaropeCaCaCaJAEGERSPomarine JaegerCaCaParasitic Jaeger*CCULong-tailed JaegerCaAUKS, MURRES, and PUFFINSCommon Murre*URURThick-billed MurreIIIRPigeon Guillemot*CCCCLong-billed MurreletAcMarbled Murrelet*CUURKittlitz's Murrelet*CURRAncient MurreletCCRRCassin's AukletCaCaCaParakeet AukletCaAcCaCaLeast AukletCaCaCaCaWhiskered Auklet*CaCaCaCaCrested AukletCaCaCaCaHorned Puffin*I-CCC-IITufted Puffin*I-CCC-IIGULLS and TERNSBlack-legged KittiwakeRRCCaRed-legged KittiwakeCaSabine's GullAcAcBonaparte's GullAcBlack-headed GullRICaBlack-tailed GullAcMew Gull (brachyrhynchus or kamstchatschensis) (unknown which species)ICaCaIHerring (Vega) Gull (vegae)ICaCaIIceland GullAcCaRSlaty-backed GullCaAcCaCaGlaucous-winged Gull*CCCCGlaucous GullRCaCaRAleutian Tern*Ac-CCCaWhite-winged TernAcCommon TernAc(Ac)Arctic Tern*Ac-CCU-AcLOONSRed-throated LoonIIICaArctic LoonUAcCaAcPacific LoonUCaRICommon Loon*CCURYellow-billed LoonCaCaCaCaTUBENOSESLaysan AlbatrossRCaRBlack-footed AlbatrossCaCaCaFork-tailed Storm-Petrel*UUULeach's Storm-PetrelRRRNorthern FulmarRRICook's PetrelAcShort-tailed ShearwaterRRRSooty ShearwaterRRRCORMORANTSRed-faced Cormorant*UUUUPelagic Cormorant*CCCCDouble-crested CormorantAcAcAcHERONS, BITTERNS, and ALLIESGreat EgretCaCaCaCaBlack-crowned Night-heronAcOSPREYSOspreyCaCaAcHAWKS, EAGLES, and ALLIESNorthern HarrierIIIEurasian SparrowhawkAc(Ac)Bald Eagle*CCCCRough-legged HawkAcCaCaOWLSSnowy OwlICaIIShort-eared Owl*UUUUBoreal OwlAcKINGFISHERSBelted KingfisherAcFALCONSEurasian KestrelAcAcMerlinCaIGyrfalcon*RRRRPeregrine Falcon* (pealei)UUCUSHRIKESNorthern ShrikeCaCaCaCROWS and JAYSCommon Raven*CCCCLARKSEurasian SkylarkCaCaSWALLOWSBank SwallowCaCaCaTree SwallowCaCaAcBarn SwallowCaAcCliff SwallowCaWRENSPacific Wren*CCCULEAF WARBLERSWood WarblerAcDusky or Naumann's Warbler (unknown which species)AcDusky WarblerAcNaumann's WarblerCaKamchatka Leaf WarblerAcOLD WORLD FLYCATCHERS and CHATSGray-streaked FlycatcherCaSiberian RubythroatAcTaiga FlycatcherAcNorthern WheatearCaAcCaTHRUSHESHermit ThrushAcEyebrowed ThrushCaCaAcDusky Thrush(Ac)CaAmerican RobinAcAcWAXWINGSBohemian WaxwingCaCaWAGTAILS and PIPITSEastern Yellow WagtailCaAcCaGray WagtailAcAcWhite Wagtail (lugens )ICaCaOlive-backed PipitCaCaRed-throated PipitAcAmerican PipitCaCaICaFINCHESBramblingIIIHawfinchICaCommon RosefinchCaPine GrosbeakCaAsian Rosy-FinchAcGray-crowned Rosy-Finch*CCCCGray-crowned Rosy-Finch (littoralis)AcOriental GreenfinchCaCommon RedpollICaIIHoary RedpollCaAcCaCaRed CrossbillAcWhite-winged CrossbillAcPine Siskin*IIIILONGSPURS and SNOW BUNTINGSLapland Longspur*Ac-CCC-AcAcSnow Bunting*CCCCMcKay's BuntingCaAcOLD WORLD BUNTINGSRustic BuntingCaCaNEW WORLD SPARROWS and ALLIESAmerican Tree SparrowAcSavannah SparrowCaCaCaSong Sparrow*CCCCWhite-crowned SparrowAcGolden-crowned SparrowAcAcDark-eyed JuncoAcBLACKBIRDSRusty BlackbirdAcWOOD-WARBLERSYellow WarblerAcBlackpoll WarblerAcYellow-rumped WarblerAc"HYPOTHETICAL" species needing more documentationAmerican Golden-plover(Ac)Bluethroat(Ac)