río embudo birds

Winter Visitors:
These species arrive during the fall migration and leave during the spring migration. They pass the winter here, but breed elsewhere.

Number of species: 48

Observations limited to the Dixon Christmas Bird Count Circle, a 15 mile diameter circle centered on Arroyo la Mina in Dixon. See Satellite Map of Count Circle

Abundance classes:
Common: Certain to be seen in suitable habitat and proper season.
Less Common: Present and seen regularly, in suitable habitat and proper season.
Uncommon: Present (and seen regularly), but not certain to be seen even in suitable habitat and proper season.
Rare: Unusual, seen only every 2 to 5 years.
Vagrant : Seeing these birds is highly unusual. They are generally out of their normal range.

All species listed have been observed on at least one occasion.

English NameGenus speciesAbundance
GadwallAnas streperaRare Winter Visitor
American WigeonAnas americanaUncommon Winter Visitor
Northern PintailAnas acutaRare Winter Visitor
Green-winged TealAnas creccaUncommon Winter Visitor
Ring-necked DuckAythya collarisRare Winter Visitor
Lesser ScaupAythya affinisRare Winter Visitor
BuffleheadBucephala albeolaRare Winter Visitor
Common GoldeneyeBucephala clangulaCommon Winter Visitor
Barrow's GoldeneyeBucephala islandicaRare Winter Visitor
Hooded MerganserLophodytes cucullatusUncommon Winter Visitor
Common MerganserMergus merganserCommon Winter Visitor
Wild TurkeyMeleagris gallopavoRare Winter Visitor
Eared GrebePodiceps nigricollisRare Winter Visitor
Bald EagleHaliaeetus leucocephalusCommon Winter Visitor
Northern HarrierCircus cyaneusUncommon Winter Visitor
Rough-legged HawkButeo lagopusRare Winter Visitor
MerlinFalco columbariusUncommon Winter Visitor
Spotted SandpiperActitis maculariusRare Over-wintering Summer Breeder
Wilson's SnipeGallinago delicataUncommon Winter Visitor
Red-naped SapsuckerSphyrapicus nuchalisRare Winter Visitor
Black PhoebeSayornis nigricansRare Over-wintering Summer Breeder
Say's PhoebeSayornis sayaRare Over-wintering Summer Breeder
Northern ShrikeLanius excubitorRare Winter Visitor
Steller's JayCyanocitta stelleriUncommon Winter Visitor
Horned LarkEremophila alpestrisRare Winter Visitor
Mountain ChickadeePoecile gambeliLess Common Winter Visitor
Pygmy NuthatchSitta pygmaeaRare Winter Visitor
Winter WrenTroglodytes troglodytesWinter Vagrant
Ruby-crowned KingletRegulus calendulaLess Common Winter Visitor
Eastern BluebirdSialia sialisWinter Vagrant
Mountain BluebirdSialia currucoidesLess Common Winter Visitor
Townsend's SolitaireMyadestes townsendiCommon Winter Visitor
Hermit ThrushCatharus guttatusLess Common Winter Visitor
Northern MockingbirdMimus polyglottosRare Over-wintering Summer Breeder
Cedar WaxwingBombycilla cedrorumUncommon Winter Visitor
Yellow-rumped WarblerDendroica coronataUncommon Winter Visitor
Pine WarblerDendroica pinusWinter Vagrant
Summer TanagerPiranga rubraWinter Vagrant
Rufous-crowned SparrowAimophila ruficepsRare Winter Visitor
American Tree SparrowSpizella arboreaRare Winter Visitor
Swamp SparrowMelospiza georgianaWinter Vagrant
White-throated SparrowZonotrichia albicollisRare Winter Visitor
Harris's SparrowZonotrichia querulaWinter Vagrant
White-crowned SparrowZonotrichia leucophrysCommon Winter Visitor
Dark-eyed JuncoJunco hyemalisCommon Winter Visitor
Gray-crowned Rosy-FinchLeucosticte tephrocotisRare Winter Visitor
Cassin's FinchCarpodacus cassiniiLess Common Winter Visitor
American GoldfinchCarduelis tristisCommon Winter Visitor