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Checklist Bird is a Compound Value Type. A Checklist Bird is a describes the abundance by season of a species of bird at a particular location.
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| x Species | x In Checklist | x Spring Abundance | x Summer Abundance | x Fall Abundance | x Winter Abundance | |||
|---|---|---|---|---|---|---|---|---|
| x name | x image | x article | ||||||
| Red-throated Diver |
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The Red-throated Loon or Red-throated Diver (Gavia stellata) is a migratory aquatic bird found in the northern hemisphere. It breeds primarily in Arctic regions, and winters in northern coastal waters. It is the most widely distributed member of the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Rare | Uncommon | Uncommon | |
| Black-throated Diver |
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The Black-throated Loon (Gavia arctica) is a migratory aquatic bird found in the northern hemisphere. The species is known as an Arctic Loon in North America and the Black-throated Diver in Eurasia, its current name is a compromise proposed by the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Uncommon | Uncommon | ||
| Common Loon |
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The Great Northern Loon (Gavia immer), is a large member of the loon, or diver, family of birds. The species is known as the Common Loon in North America and the Great Northern Diver in Eurasia; its current name is a compromise proposed by the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Uncommon | Common | |
| Pied-billed Grebe |
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The Pied-billed Grebe (Podilymbus podiceps) is a species of the grebe family of water birds. Since the Atitlán Grebe, Podilymbus gigas, has become extinct, it is the sole extant member of the genus Podilymbus.
The Pied-billed Grebe is small, stocky,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| Horned Grebe |
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The Horned Grebe or Slavonian Grebe, Podiceps auritus, is a member of the grebe family of water birds. The Slavonian Grebe is an excellent swimmer and diver, and pursues its fish prey underwater. The Slavonian Grebe is one of the species to which...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Uncommon | Common | |
| Red-necked Grebe |
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The Red-necked Grebe (Podiceps grisegena) is a migratory aquatic bird found in the temperate regions of the northern hemisphere. Its wintering habitat is largely restricted to calm waters just beyond the waves around ocean coasts, although some...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Occasional | ||
| Eared Grebe |
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The Black-necked Grebe, Podiceps nigricollis, known in North America as the Eared Grebe, is a member of the grebe family of water birds. It occurs on every continent except Australia and Antarctica.
There are three subspecies:
The two common names...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Abundant | Uncommon | Common | Abundant | |
| Western Grebe |
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The Western Grebe, (Aechmophorus occidentalis), is a species in the grebe family of water birds. Folk names include "dabchick", "swan grebe" and "swan-necked grebe".
This is the largest North American grebe. It is 55–75 cm (22–30 in) long, weighs...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Uncommon | Common | Common | |
| American White Pelican |
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The American White Pelican (Pelecanus erythrorhynchos) is a large aquatic bird from the order Pelecaniformes. It breeds in interior North America, moving south and to the coasts, as far as Central America, in winter.
The scientific name means "red...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Common | Common | Common | |
| Brown Pelican |
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The Brown Pelican (Pelecanus occidentalis) is the smallest of the eight species of pelican, although it is a large bird in nearly every other regard. It is 106–137 cm (42–54 in) in length, weighs from 2.75 to 5.5 kg (6.1 to 12 lb) and has a wingspan...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Uncommon | Uncommon | Occasional | |
| Double-crested Cormorant |
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The Double-crested Cormorant (Phalacrocorax auritus) is a member of the cormorant family of seabirds. It occurs along inland waterways as well as in coastal areas, and is widely distributed across North America, from the Aleutian Islands in Alaska...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Common | Abundant | Abundant | |
| Brandt's Cormorant |
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The Brandt's Cormorant (Phalacrocorax penicillatus) is a strictly marine bird of the cormorant family of seabirds that inhabits the Pacific coast of North America. It ranges, in the summer, from Alaska to the Gulf of California, but the population...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Rare | Rare | |
| Pelagic Cormorant |
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The Pelagic Cormorant (Phalacrocorax pelagicus), also known as Baird's Cormorant, is a small member of the cormorant family Phalacrocoracidae. Analogous to other smallish cormorants, it is also called Pelagic Shag occasionally. This seabird lives...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Uncommon | Uncommon | Rare | |
| American Bittern |
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The American Bittern (Botaurus lentiginosus) is a wading bird of the heron family Ardeidae. New evidence has led the American Ornithologists' Union to move the heron family into the order Pelecaniformes (from Ciconiiformes).
It is a large, chunky,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Occasional | Uncommon | Uncommon | |
| Least Bittern |
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The Least Bittern (Ixobrychus exilis) is a small wading bird, the smallest heron found in the Americas.
This bird's underparts and throat are white with light brown streaks. Their face and the sides of the neck are light brown; they have yellow eyes...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Rare | |||
| Great Blue Heron |
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The Great Blue Heron (Ardea herodias) is a large wading bird in the heron family Ardeidae, common near the shores of open water and in wetlands over most of North and Central America as well as the Caribbean and the Galápagos Islands. It is a rare...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| Great Egret |
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The Great Egret (Ardea alba), also known as Great White Egret, Common Egret, or Great White Heron, is a large, widely-distributed egret. Distributed across most of the tropical and warmer temperate regions of the world, in southern Europe it is...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| Snowy Egret |
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The Snowy Egret (Egretta thula) is a small white heron. It is the American counterpart to the very similar Old World Little Egret, which has established a foothold in the Bahamas.
Adults are typically 61 centimetres (24 in) long and weigh 375 grams ...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Abundant | Abundant | Abundant | Abundant | |
| Little Blue Heron |
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The Little Blue Heron, Egretta caerulea, is a small heron. It breeds from the Gulf states of the USA through Central America and the Caribbean south to Peru and Uruguay. It is a resident breeder in most of its range, but some northern breeders...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Occasional | Occasional | Rare | |
| Cattle Egret |
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The Cattle Egret (Bubulcus ibis) is a cosmopolitan species of heron (family Ardeidae) found in the tropics, subtropics and warm temperate zones. It is the only member of the monotypic genus Bubulcus, although some authorities regard its two...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Occasional | Occasional | Occasional | |
| Green Heron |
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The Green Heron (Butorides virescens) is a small heron of North and Central America. It was long considered conspecific with its sister species the Striated Heron (Butorides striata), and together they were called "Green-backed Heron". Birds of the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Occasional | Rare | |
| Black-crowned Night Heron |
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The Black-crowned Night Heron (Nycticorax nycticorax), commonly abbreviated to just Night Heron in Eurasia, is a medium-sized heron found throughout a large part of the world, except in the coldest regions and Australasia (where replaced by the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| White-faced Ibis |
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The White-faced Ibis (Plegadis chihi) is a wading bird in the ibis family Threskiornithidae.
This species breeds colonially in marshes, usually nesting in bushes or low trees. Its breeding range extends from the western USA south through Mexico, as...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | |||
| Tundra Swan |
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The Tundra Swan (Cygnus columbianus) is a small Holarctic swan. The two taxa within it are usually regarded as conspecific, but are also sometimes split into two species, Cygnus bewickii (Bewick's Swan) of the Palaearctic and the Whistling Swan, C....
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Rare | ||
| White-fronted Goose |
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The Greater White-fronted Goose (Anser albifrons) is a species of goose. The Greater White-fronted Goose is more closely related to the smaller Lesser White-fronted Goose (A. erythropus). In Europe it has been known as simply "White-fronted Goose";...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Occasional | |||
| Snow Goose |
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The Snow Goose (Chen caerulescens), also known as the Blue Goose, is a North American species of goose. Its name derives from the typically white plumage. The genus of this bird is disputed. The American Ornithologists' Union and BirdLife...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | |||
| Ross's Goose |
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The Ross's Goose (Chen rossii or Anser rossii) is a North American species of goose.
The American Ornithologists' Union places this species and the other two "white" geese in the genus Chen rather than the more traditional "grey" goose genus Anser....
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | ||||
| Brant |
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The Brant or Brent Goose, Branta bernicla, is a species of goose of the genus Branta. The Black Brant is an American subspecies. The specific descriptor bernicla is from the same source as "barnacle" in Barnacle Goose, which looks similar but is not...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Rare | Rare | |
| Canada Goose |
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The Canada Goose (Branta canadensis) is a wild goose with a black head and neck, white patches on the face, and a brownish-gray body. Native to arctic and temperate regions of North America, it is occasionally found in northern Europe, and has been...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Rare | Uncommon | |
| Wood Duck |
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The Wood Duck or Carolina Duck (Aix sponsa) is a species of duck found in North America. It is one of the most colourful of North American waterfowl.
The Wood Duck is a medium-sized perching duck. A typical adult is from 47 to 54 cm (19 to 21 in) in...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Occasional | Occasional | |
| Green-winged Teal |
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The Green-winged Teal (Anas carolinensis) is a common and widespread duck that breeds in the northern areas of North America except on the Aleutian Islands. It was considered conspecific with the Common Teal (A. crecca) for some time but the issue...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Occasional | Uncommon | Common | |
| Mallard |
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Life
The Mallard ( /ˈmælɑrd/ or /ˈmælərd/), or Wild Duck (Anas platyrhynchos), is a dabbling duck which breeds throughout the temperate and subtropical Americas, Europe, Asia, and North Africa, and has been introduced to New Zealand and Australia....
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| Northern Pintail |
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The Pintail or Northern Pintail (Anas acuta) is a widely occurring duck which breeds in the northern areas of Europe, Asia and North America. It is strongly migratory and winters south of its breeding range to the equator. Unusually for a bird with...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Abundant | Abundant | |
| Blue-winged Teal |
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The Blue-winged Teal (Anas discors) is a small dabbling duck from North America.
The Blue-winged Teal is 40 centimeters (16 in) long, with a wingspan of 58 centimeters (23 in), and a weight of 370 grams (13 oz). The adult male has a greyish blue...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Rare | Occasional | Occasional | |
| Cinnamon Teal |
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The Cinnamon Teal (Anas cyanoptera) is a small, reddish dabbling duck found in marshes and ponds of western North and South America.
The adult male has a cinnamon-red head and body with a brown back, a red eye and a dark bill. The adult female has a...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Uncommon | Common | Common | |
| Northern Shoveler |
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The Northern Shoveler ( /ˈʃʌvələr/; Anas clypeata), Northern Shoveller in British English, sometimes known simply as the Shoveler, is a common and widespread duck. It breeds in northern areas of Europe and Asia and across most of North America,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Uncommon | Abundant | Abundant | |
| Gadwall |
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The Gadwall (Anas strepera) is a common and widespread duck of the family Anatidae.
The Gadwall is 46–56 cm (18–22 in) long with a 78–90 cm (31–35 in) wingspan. The male is slightly larger than the female, weighing on average 990 g (35 oz) against...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Common | Common | Common | |
| Eurasian Wigeon |
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The Eurasian Wigeon, also known as Widgeon or Eurasian Widgeon (Anas penelope, previously Mareca penelope) is one of three species of wigeon in the dabbling duck genus Anas. It is common and widespread within its range. This species was first...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | |||
| American Wigeon |
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The American Wigeon, also American Widgeon or Baldpate, (Anas americana) is a species of dabbling duck found in North America. This species is classified with the other wigeons in the dabbling duck genus Anas, which may be split, in which case...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Uncommon | Rare | Abundant | |
| Canvasback |
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The Canvasback (Aythya valisineria) is the largest of the North American diving ducks, that ranges from between 48–56 centimetres (19–22 in) long and weighs approximately 862–1,588 grams (1.90–3.50 lb), with a wingspan of 79–89 centimetres (31–35 in...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Occasional | Common | Abundant | |
| Redhead |
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The Redhead (Aythya americana) is a medium-sized diving duck, 37 cm long with an 84 cm wingspan.
The adult male has a blue bill, a red head and neck, a black breast, yellow eyes and a grey back. The adult female has a brown head and body and a...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Occasional | ||
| Ring-necked Duck |
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The Ring-necked Duck (Aythya collaris) is a smaller diving duck from North America.
The adult male is similar in color pattern to the Eurasian Tufted Duck, its relative. It has a grey bill with a white band, a shiny purple head, a white breast,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Rare | ||
| Greater Scaup |
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The Greater Scaup (Aythya marila), just Scaup in Europe, or colloquially "Bluebill" in North America for its bright blue bill, is a mid-sized diving duck though it is larger than the closely related Lesser Scaup. It is a circumpolar species, which...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Occasional | Common | |
| Lesser Scaup |
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The Lesser Scaup (Aythya affinis) is a small North American diving duck that migrates south as far as Central America in winter. It is colloquially known as the Little Bluebill or Broadbill because of its distinctive blue bill. The origin of the...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Abundant | Occasional | Abundant | Abundant | |
| Long-tailed Duck |
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The Long-tailed Duck or Oldsquaw (Clangula hyemalis) is a medium-sized sea duck. It is the only living member of its genus, Clangula; this was formerly used for the goldeneyes, with the Long-tailed Duck being placed in Harelda. An undescribed...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | Rare | Rare | |
| Black Scoter |
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The Black or American Scoter (Melanitta americana) is a large sea duck, 43 to 49 centimeters in length. Together with the Common Scoter M. nigra, it forms the subgenus Oidemia; the two are sometimes considered conspecific, the Black Scoter then...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Rare | ||
| Surf Scoter |
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The Surf Scoter (Melanitta perspicillata) is a large sea duck, which breeds in Canada and Alaska. It is placed in the subgenus Melanitta, along with the Velvet and White-winged Scoters, distinct from the subgenus Oidemia, Black and Common Scoters....
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Abundant | Abundant | |
| White-winged Scoter |
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The White-winged Scoter (Melanitta deglandi) is a large sea duck.
It is characterised by its bulky shape and large bill. This is the largest species of scoter. Females range from 950-1950 grams (2.1-4.2 lb) and 48–56 cm (19-22 inches), averaging...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Uncommon | Uncommon | ||
| Common Goldeneye |
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The Common Goldeneye (Bucephala clangula) is a medium-sized sea duck of the genus Bucephala, the goldeneyes. Their closest relative is the similar Barrow's Goldeneye.
Adult males ranges from 45–52 cm (18–21 inches) and from 888 to 1400 grams (1.9 to...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Rare | Uncommon | Common | |
| Barrow's Goldeneye |
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Barrow's Goldeneye (Bucephala islandica) is a medium-sized sea duck of the genus Bucephala, the goldeneyes. This bird was named after Sir John Barrow.
Adults are similar in appearance to the Common Goldeneye. Adult males have a dark head with a...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Occasional | ||
| Bufflehead |
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The Bufflehead (Bucephala albeola) is a small American sea duck of the genus Bucephala, the goldeneyes. This species was first described by Linnaeus in his Systema naturae in 1758 as Anas albeola.
The Bufflehead ranges from 32–40 cm long (12.5–16...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Occasional | Common | Abundant | |
| Hooded Merganser |
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The Hooded Merganser (Lophodytes cucullatus) is a small duck and is the only member of the genus Lophodytes.
Hooded Mergansers have a crest at the back of the head which can be expanded or contracted. In adult males, this crest has a large white...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Rare | |||
| Common Merganser |
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The Common Merganser (North American) or Goosander (Eurasian) Mergus merganser is a large duck, of rivers and lakes of forested areas of Europe, northern and central Asia, and North America. It eats fish and nests in holes in trees. John James...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Occasional | Rare | ||
| Red-breasted Merganser |
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The Red-breasted Merganser (Mergus serrator) is a diving duck.
The Red-breasted Merganser was one of the many species originally described by Linnaeus in his 18th-century work, Systema Naturae.
The adult Red-breasted Merganser is 51–62 cm (20–24 in)...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Uncommon | Uncommon | ||
| Ruddy Duck |
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The Ruddy Duck (Oxyura jamaicensis) is a duck from North America and the Andes Mountains of South America, one of the stiff-tailed ducks.
Their breeding habitat is marshy lakes and ponds. They nest in dense marsh vegetation near water. The female...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Abundant | Abundant | |
| Turkey Vulture |
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The Turkey Vulture (Cathartes aura) is a bird found throughout most of the Americas. It is also known in some North American regions as the turkey buzzard (or just buzzard), and in some areas of the Caribbean as the John crow or carrion crow. One of...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Uncommon | Uncommon | Uncommon | Uncommon | |
| Osprey |
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The Osprey (Pandion haliaetus), sometimes known as the sea hawk, fish eagle or fish hawk, is a diurnal, fish-eating bird of prey. It is a large raptor, reaching more than 60 cm (24 in) in length and 180 cm (71 in) across the wings. It is brown on...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Occasional | Occasional | Occasional | ||
| White-tailed Kite |
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The White-tailed Kite (Elanus leucurus) is an elanid kite of genus Elanus found in western North America and parts of South America.
Their coloration is gull-like, but their shape and flight falcon-like, with a rounded tail. Mainly white underneath,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
| Bald Eagle |
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The Bald Eagle (Haliaeetus leucocephalus Greek hali = salt, aeetus = eagle, leuco = white, cephalis = head) is a bird of prey found in North America. It is the national bird of the United States of America and appears on its Seal. This sea eagle has...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Rare | Rare | |||
| Northern Harrier |
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The Hen Harrier (Circus cyaneus) or Northern Harrier (in North America) is a bird of prey. It breeds throughout the northern parts of the northern hemisphere in Canada and the northernmost USA, and in northern Eurasia. This species is polytypic,...
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Checklist of Birds of the San Francisco Bay National Wildlife Refuge | Common | Common | Common | Common | |
