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COMPLETE TAXONOMIC LIST OF ALL BIRD SPECIES DEPICTED ON THIS SITE

 

Taxonomy and sequence largely follows "Birds of the World: A Checklist", 5th edition, by J. F. Clements (2000). Some pages now contain links to video files ("with video").



TINAMIDAE - Tinamous

Great Tinamou Tinamus major brunneiventris, Plantation Road, Summit, Panama, Panama 03-14-2008


GAVIIDAE - Loons

Red-throated Loon Gavia stellata, Ocean City, Maryland, USA 01-01-2001

 

Common Loons Gavia immer, Ocean City, Worcester County, Maryland, USA 02-25-2007

Common Loon Gavia immer, Pt Reyes National Seashore, California, USA 09-27-2003

 

Yellow-billed Loon Gavia adamsii, juvenile, Lake Havasu,  Arizona, USA 02-24-2002

Yellow-billed Loon Gavia adamsii, first summer, Elkhorn Slough, California, USA 05-07-2004 with video

 

PODICIPEDIDAE - Grebes

Least Grebe Tachybaptus dominicus, Brownsville, Texas, USA 02-07-2001

Least Grebes Tachybaptus dominicus brachypterus, Los Tuxtlas, Veracruz, Mexico 03-22-2007

 

Pied-billed Grebe Podilymbus podiceps podiceps, Port Aransas, Texas, USA 02-10-2001

 

Red-necked Grebe Podiceps grisegena holboellii, Ocean City, Worcester County, Maryland, USA 02-25-2007

 

Horned Grebes Podiceps auritus cornutus, Ocean City, Worcester County, Maryland, USA 02-25-2007

 

Eared Grebes Podiceps nigricollis, in basic plumage, California, USA, January and November

 

Western Grebes Aechmophorus occidentalis occidentalis, Alameda County, California, USA 01-12-2003

 

Clark's Grebe Aechmophorus clarkii clarkii, San Francisco, California, USA 03-04-2001

 

DIOMEDEIDAE - Albatrosses

Laysan Albatrosses Phoebastria immutabilis, juveniles, Princeville, Kaua'i, Hawai'i 07-08-2006

Laysan Albatross Phoebastria immutabilis, Pt Arena, California, USA 01-19-2003

 

Black-footed Albatrosses Phoebastria nigripes, San Francisco, California, USA 10-14-2000 with video

 

PROCELLARIIDAE - Shearwaters and petrels

Northern Fulmars Fulmarus glacialis rodgersii, 100 miles west of San Francisco, California, USA 10-14-2000

Northern Fulmars Fulmarus glacialis rodgersii, off Santa Cruz, California, USA 11-05-2000

 

Great-winged Petrel Pterodroma macroptera gouldi, Monterey Bay, California, USA 10-18-1998

 

Black-capped Petrel Pterodroma hasitata hasitata, Gulf Stream off Cape Hatteras, North Carolina, USA 06-02-2006

 

Cory's Shearwater Calonectris diomedea borealis, Gulf Stream off Cape Hatteras, North Carolina, USA 06-02-2006

 

Pink-footed Shearwaters Puffinus creatopus, Monterey Bay, California, USA 05-09-2004 with video

 

Flesh-footed Shearwater Puffinus carneipes, Monterey Bay, California, USA 05-09-2004

 

Greater Shearwater Puffinus gravis, Gulf Stream off Cape Hatteras, North Carolina, USA 06-02-2006

 

Wedge-tailed Shearwater Puffinus pacificus, Kilauea Point National Wildlife Refuge, Kaua'i, Hawai'i 07-07-2006

 

Manx Shearwaters Puffinus puffinus, Skomer, Wales 04-08-1997

 

PHAETHONTIDAE - Tropicbirds

Red-tailed Tropicbirds Phaethon rubricauda melanorhynchos, adults, Kilauea Point National Wildlife Refuge, Kaua'i, Hawai'i 07-07-2006

 

White-tailed Tropicbirds Phaethon lepturus dorothea, adults, Kilauea Point National Wildlife Refuge, Kaua'i, Hawai'i 07-07-2006

 

PELECANIDAE - Pelicans

Dalmatian Pelican Pelecanus crispus, Axios Delta, Greece 09-21-2002

 

American White Pelicans Pelecanus erythrorhynchos, Blackwater National Wildlife Refuge, Maryland, USA 01-29-2006

American White Pelicans Pelecanus erythrorhynchos, Las Barrancas, Veracruz, Mexico 03-15-2007

American White Pelicans Pelecanus erythrorhynchos, Gordon's Pond, Sussex County, Delaware, USA 11-05-2006

 

Brown Pelican Pelecanus occidentalis californicus, juvenile, Point Reyes National Seashore, California, USA 08-05-2001

 

SULIDAE - Gannets and boobies

Northern Gannets Morus bassanus, Sussex County, Delaware, USA 11-05-2006

 

Blue-footed Boobies Sula nebouxii nebouxii, San Blas, Nayarit, Mexico 11-17-2001

 

Red-footed Boobies Sula sula rubripes, Kilauea Point National Wildlife Refuge, Kaua'i, Hawai'i 07-08-2006

 

Brown Boobies Sula leucogaster leucogaster, Rio de Janeiro, Brazil 08-09-2007

Brown Booby Sula leucogaster brewsteri, juvenile, Princeton Harbor, San Mateo County, California, USA 01-07-2003

Brown Booby Sula leucogaster brewsteri, juvenile, San Blas, Nayarit, Mexico 11-17-2001

 

PHALACROCORACIDAE - Cormorants

Double-crested Cormorant Phalacrocorax auritus albociliatus, San Francisco, California, USA 02-19-2001

Double-crested Cormorant Phalacrocorax auritus albociliatus, San Francisco, California, USA 03-10-2002

 

Neotropic Cormorant Phalacrocorax brasilianus mexicanus, Brownsville, Texas, USA 02-07-2001

Neotropic Cormorants Phalacrocorax brasilianus mexicanus, Uxpanapa Road, Veracruz, Mexico 03-20-2007
Neotropic Cormorants Phalacrocorax brasilianus brasilianus, Rio de Janeiro, Brazil 08-09-2007

 

Great Cormorants Phalacrocorax carbo carbo, Indian River Inlet, Delaware, USA 01-15-2006

Great Cormorant Phalacrocorax carbo carbo, adult, Kenfig Pool, Wales 12-24-2003

Great Cormorant Phalacrocorax carbo carbo, juvenile, Sussex County, Delaware, USA 11-05-2006

Great Cormorant Phalacrocorax carbo carbo, juvenile, Cardiff, Wales 12-23-2003

 

Brandt's Cormorants Phalacrocorax penicillatus, Monterey County, California, USA 05-09-2004

 

Pelagic Cormorants Phalacrocorax pelagicus resplendens, various plumages, Marin County, California, USA 02-28-2004

 

Pygmy Cormorant Phalacrocorax pygmaeus, Greece 09-21-2002

 

ANHINGIDAE - Anhingas

Anhinga Anhinga anhinga leucogaster, San Blas, Nayarit, Mexico 11-12-2001

 

FREGATIDAE - Frigatebirds

Magnificent Frigatebirds Fregatta magnificens, Rio de Janeiro, Brazil 08-09-2007
Magnificent Frigatebirds
Fregata magnificens, Nayarit, Mexico 11-17-2001

 

Great Frigatebirds Fregata minor palmerstoni, Kilauea Point National Wildlife Refuge, Kaua'i, Hawai'i 07-07-2006

 

ARDEIDAE - Herons, egrets and bitterns

Gray Heron Ardea cinerea cinerea, adult, Cardiff, Wales 12-22-2003

Gray Heron Ardea cinerea cinerea, juvenile, Kenfig Pool, Wales 12-24-2003

Great Blue Herons Ardea herodias herodias, adult and juvenile, Delaware, USA 01-13-2008

Great Blue Heron Ardea herodias herodias, adult, Prince George's County, Maryland, USA 10-29-2006

Great Blue Heron Ardea herodias herodias, first year, Great Falls, Montgomery County, Maryland, USA 01-02-2007

Great Blue Heron Ardea herodias herodias, first year swallowing frog, Blackwater National Wildlife Refuge, Dorchester County, Maryland, USA 02-10-2007

Great Blue Heron Ardea herodias herodias, first year, Hooper's Island, Dorchester County, Maryland, USA 02-10-2007

Great Blue Heron Ardea herodias herodias, first year, Prime Hook National Wildlife Refuge, Delaware, USA 12-30-2006

Great Egret Ardea alba egretta, Rio de Janeiro, Rio de Janeiro, Brazil 08-09-2007

Great Egret Ardea alba egretta, Kenilworth Aquatic Gardens, District of Columbia, USA 10-29-2006

 

Reddish Egrets Egretta rufescens rufescens, South Texas, USA 02-10-2001

 

Tricolored Heron Egretta tricolor ruficollis, juvenile, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

Tricolored Heron Egretta tricolor ruficollis, juvenile/first winter, Sussex County, Delaware, USA 11-05-2006

 

Little Blue Herons Egretta caerulea, various ages, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006


Snowy Egrets Egretta thula thula, Rio de Janeiro and Sao Paulo, Brazil, August 2007

Snowy Egret Egretta thula brewsteri, Alameda County, California, USA 11-25-2000

 

Little Egret Egretta garzetta garzetta, Axios Delta, Greece 09-21-2002

 

Cattle Egret Bubulcus ibis, Lake Merritt, Oakland, California, USA 01-11-2004


Striated Heron Butorides striata striata, adult, Piratininga, Rio de Janeiro, Brazil 08-10-2007

Agami Heron Agamia agami, Chiapas, Mexico 05-09-2002

 

Black-crowned Night-Herons Nycticorax nycticorax hoactli, immatures, Oakland, California, USA 01-11-2004

Black-crowned Night-Herons Nycticorax nycticorax hoactli, adults, Oakland, California, USA 03-11-2001

Black-crowned Night-Herons Nycticorax nycticorax hoactli, Kawaiele Waterbird Sanctuary, Kaua'i, Hawai'i 07-11-2006
Black-crowned Night-Heron Nycticorax nycticorax hoactli, immature, Rio de Janeiro, Rio de Janeiro, Brazil 08-09-2007

 

Boat-billed Heron Cochlearius cochlearius zeledoni, adult, San Blas, Nayarit, Mexico 11-13-2001

Boat-billed Herons Cochlearius cochlearius phillipsi, adults, Rio Lagartos, Yucatan, Mexico 03-19-2006

 

Bare-throated Tiger-Herons Tigrisoma mexicanum, Tabasco/Campeche, Mexico 05-06-2002

 

Fasciated Tiger-Heron Tigrisoma fasciatum salmoni, Heredia, Costa Rica 02-09-2003

 

Pinnated Bittern Botaurus pinnatus, Tabasco/Campeche, Mexico 05-06-2002

 

American Bittern Botaurus lentiginosus, Elliott's Island Road, Dorchester County, Maryland, USA 02-10-2007

American Bittern Botaurus lentiginosus, Point Reyes National Seashore, California, USA 08-18-2001

 

CICONIIDAE - Storks

Wood Stork Mycteria americana, Usumacinta Marshes, Tabasco, Mexico 05-06-2002

 

THRESKIORNITHIDAE - Ibis and spoonbills

White Ibis Eudocimus albus, juveniles, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

Glossy Ibis Plegadis falcinellus, adults, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

White-faced Ibis Plegadis chihi, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

 

Eurasian Spoonbill Platalea leucorodia leucorodia, Lake Kerkini, Greece 09-23-2002

 

Roseate Spoonbills Platalea ajaja, Texas, USA, February, 2001
Roseate Spoonbill Ajaia ajaja, Piratininga, Rio de Janeiro, Brazil 08-10-2007

 

PHOENICOPTERIDAE - Flamingos

Greater Flamingos Phoenicopterus roseus, Kitros Salt Pans, Greece 09-21-2002

 

ANATIDAE - Ducks, geese and swans

Black-bellied Whistling-DucksDendrocygna autumnalis, Texas, USA, February, 2001

 

Trumpeter Swan Cygnus buccinator, Upper Marlboro, Prince George's County, Maryland, USA 10-29-2006

 

Tundra Swan Cygnus columbianus, Ione, Amador County, California, USA 01-04-2004

 

Greater White-fronted Geese Anser albifrons, presumably race frontalis, Alameda County, California, USA 01-12-2003

Greater White-fronted Geese Anser albifrons, presumably race frontalis, Alameda County, California, USA 01-25-2004

Greater White-fronted Geese Anser albifrons, possibly race elgasi, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

 

Lesser Snow Geese Chen caerulescens caerulescens, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

Lesser Snow Goose Chen caerulescens caerulescens, blue morph, Broadkill Beach, Delaware, USA 01-15-2005

 

Greater Snow Geese Chen caerulescens atlanticus, Broadkill Beach, Delaware, USA 01-15-2005

 

Ross's Geese Chen rossii, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

Ross's Geese Chen rossii, Pt Reyes National Seashore, California, USA 10-26-2003

Ross's Goose Chen rossii Broadkill Road, Sussex County, Delaware, USA 11-05-2006

 

Emperor Goose Chen canagica, Elkhorn Slough, Monterey County, California, USA 01-04-2003

 

Lesser Canada Goose Branta canadensis parvipes, Arrowhead Marsh, Alameda, California, USA 01-25-2004

 

Richardson's Goose Branta hutchinsii hutchinsii, Broadkill Road, Sussex County, Delaware, USA 12-30-2006

 

Cackling Geese Branta hutchinsii minima, Tule Lake National Wildlife Refuge, California, USA 11-30-2003

 

Aleutian Geese Branta hutchinsii leucopareia, Pt Arena, California, USA 01-19-2003

Aleutian Goose Branta hutchinsii leucopareia, Pt Reyes National Seashore, California, USA 11-16-2003

Aleutian Geese Branta hutchinsii leucopareia, Bolinas Lagoon, California, USA 12-07-2003

Aleutian Geese Branta hutchinsii leucopareia, Arrowhead Marsh, Alameda, California, USA 01-25-2004

 

Taverner's Goose Branta hutchinsii taverneri, San Francisco, California, USA 11-26-2003

Taverner's Goose Branta hutchinsii taverneri, Arrowhead Marsh, Alameda, California, USA 01-25-2004

 

Barnacle Goose Branta leucopsis, Machias, Maine, USA 06-18-2004

 

Dark-bellied Brants Branta bernicla bernicla, Exe Estuary, England 12-29-2001

 

Pale-bellied Brant Branta bernicla hrota, Ocean City, Worcester County, Maryland, USA 02-25-2007

Pale-bellied Brants Branta bernicla hrota, Nassau County, New York, USA 03-04-2007

Pale-bellied Brant Branta bernicla hrota, adult, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

Black Brant Branta bernicla nigricans, adult, Half Moon Bay, California, USA 01-10-2004

Black Brant Branta bernicla nigricans, Las Gallinas, Marin County, California, USA 01-14-2001

 

Muscovy Duck Cairina moschata, Uxpanapa Road, Veracruz, Mexico 03-20-2007

 

Wood Duck Aix sponsa, male, Smithsonian National Zoological Park, District of Columbia, USA 02-18-2007

Wood Duck Aix sponsa, San Francisco, California, USA 11-08-2003

Wood Duck Aix sponsa, San Francisco, California, USA 01-11-2004

Wood Ducks Aix sponsa, male and female, Smithsonian National Zoological Park, District of Columbia, USA 11-27-2005


Brazilian Teal Amazonetta brasiliensis, Belo Horizonte, Minas Gerais, Brazil 08-01-2007

Eurasian Wigeon Anas penelope, male, Bolinas Lagoon, Marin, California, USA 01-03-2004

Eurasian Wigeon Anas penelope, male, Las Gallinas, Marin County, California, USA 01-20-2002

Eurasian Wigeon Anas penelope, males, Bolinas Lagoon, Marin County, California, USA 02-02-2003

Eurasian Wigeons Anas penelope, Bolinas Lagoon, California, USA 12-07-2003

 

Eurasian Wigeon x American Wigeon hybrid Anas penelope x A. americana, Bolinas Lagoon, Marin, California, USA 01-03-2004

Eurasian Wigeon x American Wigeon hybrid Anas penelope x A. americana, Arrowhead Marsh, Alameda, California, USA 01-25-2004

 

American Wigeon Anas americana, San Francisco, California, USA 10-31-2000

 

Falcated Duck Anas falcata, male, Honey Lake, Lassen County, California, USA 03-25-2002

 

Green-winged Teal Anas crecca carolinensis, Port Aransas, Texas, USA 02-10-2001

 

Mallards Anas platyrhynchos platyrhynchos, Smithsonian National Zoological Park, District of Columbia, USA 02-18-2007

Mallards Anas platyrhynchos platyrhynchos, Kenilworth Aquatic Gardens, District of Columbia, USA 12-02-2006

 

Mallard x American Black Duck hybrid Anas platyrhynchos x A. rubripes, male, Montgomery County, Maryland, USA 01-02-2005

 

Hawaiian Ducks Anas wyvilliana, Kawaiele Waterbird Sanctuary, Kaua'i, Hawai'i, 07-11-2006 and 07-12-2006

 

Mottled Ducks Anas fulvigula, Rockport, Texas, USA 02-10-2001

 

American Black Ducks Anas rubripes, Rehoboth, Delaware, USA 01-02-2001

 

Northern Pintail Anas acuta, female, San Francisco, California, USA 12-06-2000

 

Blue-winged Teal Anas discors, Port Aransas, Texas, USA 02-10-2001

Blue-winged Teal Anas discors, Broadkill Beach, Delaware, USA 08-16-2006

 

Cinnamon Teal Anas cyanoptera septentrionalium, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

Cinnamon Teal Anas cyanoptera septentrionalium, Port Aransas, Texas, USA 02-10-2001

 

Northern Shovelers Anas clypeata, Port Aransas, Texas, USA 02-10-2001

 

Common Pochards Aythya ferina, Cardiff, Wales 12-23-2003

Common Pochard Aythya ferina, male, Cardiff, Wales 12-26-2001

 

Canvasback Aythya valisineria, male, San Francisco, California, USA 01-13-2001

 

Redheads Aythya americana, Rehoboth, Delaware, USA 01-02-2001

 

Ring-necked Duck Aythya collaris, male, San Francisco, California, USA 01-27-2001

 

Tufted Duck Aythya fuligula, male, Las Galinas, Marin, California, USA 01-20-2002

Tufted Duck Aythya fuligula, male, Bolinas Lagoon, Marin, California, USA 02-02-2003

Tufted Duck Aythya fuligula, male, Santa Cruz, California, USA 03-23-2002

Tufted Ducks Aythya fuligula, Cardiff, Wales 12-23-2003

Tufted Duck Aythya fuligula, female, Lake Merritt, Oakland, California, USA 01-11-2004

 

 

Greater Scaup Aythya marila mariloides, male, San Francisco, California, USA 03-04-2001

 

Lesser Scaup Aythya affinis, Los Tuxtlas, Veracruz, Mexico 03-22-2007

Lesser Scaup Aythya affinis, male, San Francisco, California, USA 11-12-2000

Lesser Scaup Aythya affinis, female, San Francisco, California, USA 01-13-2001


Harlequin Ducks Histrionicus histrionicus histrionicus, Ocean City, Maryland, USA 01-13-2008

Harlequin Duck Histrionicus histrionicus histrionicus, first year male, Chesapeake Bay Bridge Tunnel, Virginia, USA 04-21-2007

 

Common Goldeneyes Bucephala clangula americana, Lake Merritt, Oakland, California, USA 01-11-2004

Common Goldeneye Bucephala clangula americana, female, Lake Merritt, Oakland, California, USA 03-11-2001

 

Barrow's Goldeneyes Bucephala islandica, Lake Merritt, Oakland, California, USA 01-11-2004

Barrow's Goldeneyes Bucephala islandica, males, Lake Merritt, Oakland, California, USA 01-12-2003

 

Buffleheads Bucephala albeola, Ocean City, Maryland, USA 01-01-2001

Buffleheads Bucephala albeola, Lake Merritt, Oakland, California, USA 03-11-2001

 

Hooded Merganser Lophodytes cucullatus, San Francisco, California, USA 11-08-2003

Hooded Mergansers Lophodytes cucullatus, San Francisco, California, USA 12-06-2003

 

Ruddy Ducks Oxyura jamaicensis jamaicensis, Orange County, California, USA 01-06-2001

 

CATHARTIDAE - New World vultures

Black Vultures Coragyps atratus atratus, Great Falls, Montgomery County, Maryland, USA 01-02-2007

Black Vulture Coragyps atratus atratus, adult, Dorchester County, Maryland, USA 02-10-2007
Black Vultures Coragyps atratus brasiliensis, Pampulha, Belo Horizonte, Minas Gerais, Brazil, August 2007

 

Turkey Vultures Cathartes aura aura, adults, Alameda County, California, USA 11-25-2000

Turkey Vultures Cathartes aura septentrionalis, adults, Great Falls, Montgomery County, Maryland, USA 01-02-2007

Turkey Vultures Cathartes aura septentrionalis, adults, Dorchester County, Maryland, USA 02-20-2006

Turkey Vultures Cathartes aura septentrionalis, adult and juvenile, Prime Hook National Wildlife Refuge, Delaware, USA 09-16-2006

Turkey Vulture Cathartes aura septentrionalis, adult, Kenilworth Aquatic Gardens, District of Columbia, USA 10-29-2006

Turkey Vulture Cathartes aura septentrionalis, adult, Prime Hook National Wildlife Refuge, Sussex County, Delaware, USA 12-30-2006

Turkey Vulture Cathartes aura septentrionalis, first year, Dorchester County, Maryland, USA 02-10-2007

Lesser Yellow-headed Vulture Cathartes burrovianus urubitinga, Itabirinha de Mantena, Minas Gerais, Brazil 07-27-2007

 

California Condors Gymnogyps californianus, South Rim, Grand Canyon, Arizona, USA 06-12-2002

King Vulture Sarcoramphus papa, Achiote Road, Achiote, Colon, Panama 03-12-2008

 

ACCIPITRIDAE - Hawks, eagles and kites

Hook-billed Kite Chondrohierax uncinatus, Jalisco, Mexico 02-12-2004 with video

Hook-billed Kite Chondrohierax uncinatus uncinatus, adult, Pipeline Road, Gamboa, Colon, Panama 03-15-2008

Swallow-tailed Kite Elanoides forficatus, Achiote Road, Achiote, Colon, Panama 03-12-2008

Swallow-tailed Kite Elanoides forficatus, Lagos de Montebello, Chiapas, Mexico 05-10-2002

 

White-tailed Kites Elanus leucurus majusculus, adults, Marin County, California, USA 01-12-2003

White-tailed Kite Elanus leucurus majusculus, adult, Ryer Island, Solano County, California, USA 01-24-2004

 

Snail Kite Rostrhamus sociabilis, Colima, Mexico 02-15-2004

Snail Kite Rostrhamus sociabilis major, Las Barrancas, Veracruz, Mexico 03-15-2007

Double-toothed Kite Harpagus bidentatus fasciatus, adult, Pipeline Road, Gamboa, Colon, Panama 03-13-2008

 

Bald Eagles Haliaeetus leucocephalus, Occoquan Bay National Wildlife Refuge, Virginia, USA 02-03-2007

Bald Eagles Haliaeetus leucocephalus, Tule Lake National Wildlife Refuge, California, USA 11-30-2003

 

Eurasian Griffons Gyps fulvus fulvus, Dadia Forest, Greece 09-23-2002

 

Cinereous Vultures Aegypius monachus, Dadia Forest, Greece 09-23-2002

 

Western Marsh-Harrier Circus aeruginosus aeruginosus, female, Porto Lagos, Greece 09-22-2002

 

Northern Harrier Circus cyaneus hudsonius, female, Point Reyes National Seashore, California, USA 04-08-2001

 

Sharp-shinned Hawk Accipiter striatus velox, juvenile, Fort Bragg, California, USA 12-09-2000

 

White Hawks Leucopternis albicollis ghiesbreghti, Uxpanapa Road, Veracruz, Mexico 03-20-2007

White Hawk Leucopternis albicollis ghiesbreghti, Los Tuxtlas, Veracruz, Mexico 03-21-2007

 

Great Black-Hawk Buteogallus urubitinga ridgwayi, Las Barrancas, Veracruz, Mexico 03-15-2007

Great Black-Hawk Buteogallus urubitinga, immature, Yaxchilan, Chiapas, Mexico 05-10-2002

Savanna Hawk Buteogallus meridionalis, Gatun Locks, Achiote, Colon, Panama 03-12-2008
Savanna Hawk Buteogallus meridionalis, Ouro Branco, Minas Gerais, Brazil 08-06-2007

 

Harris' Hawk Parabuteo unicinctus harrisi, El Canelo Ranch, Texas, USA 02-06-2001

 

Black-collared Hawk Busarellus nigricollis nigricollis, Route 175, Veracruz, Mexico 03-15-2007

 

Gray Hawk Asturina nitida plagiata, Santa Ana National Wildlife Refuge, Texas, USA 02-05-2001

Gray Hawk Asturina nitida plagiata, Colima, Mexico 02-15-2004

Gray Hawk Asturina nitida plagiata, juvenile, Uxpanapa Road, Veracruz, Mexico 03-20-2007

 

Roadside Hawk Buteo magnirostris griseocauda, Route 180, Veracruz, Mexico 03-22-2007
Roadside Hawk Buteo magnirostris magniplumis, Minas Gerais and Sao Paulo, Brazil, July-August 2007

California Red-shouldered Hawk Buteo lineatus elegans, adult, Bolinas, Marin County, California, USA 10-01-2000

California Red-shouldered Hawk Buteo lineatus elegans, juvenile, San Francisco, California, USA 11-14-2000

 

Eastern Red-shouldered Hawk Buteo lineatus lineatus, juvenile, Occoquan Bay National Wildlife Refuge, Virginia, USA 10-09-2006

 

Broad-winged Hawk Buteo platypterus platypterus, Valle Nacional, Oaxaca, Mexico 03-16-2007
Broad-winged Hawks Buteo platypterus platypterus, Colon and Panama, Panama, March 2008

White-rumped Hawk, Buteo leucorrhous, Itatiaia National Park, Rio de Janeiro, Brazil, 08-08-2007

Short-tailed Hawk Buteo brachyurus fuliginosus, dark morph, Achiote Road, Achiote, Colon, Panama 03-12-2008

 

Swainson's Hawk Buteo swainsoni, Ryer Island, Solano County, California, USA 01-24-2004

Swainson's Hawk Buteo swainsoni, San Luis National Wildlife Refuge, California, USA 03-17-2002

Swainson's Hawk Buteo swainsoni, Gunnison, Colorado, USA 04-13-2002

Swainson's Hawk Buteo swainsoni, Pawnee National Grassland, Colorado, USA 06-23-2001

 

White-tailed Hawks Buteo albicaudatus hypospodius, adults, El Canelo Ranch, Texas, USA 02-06-2001
White-tailed Hawk Buteo albicaudatus albicaudatus, Governador Valadares, Minas Gerais, Brazil 07-29-2007

 

Zone-tailed Hawk Buteo albonotatus, Colima, Mexico 02-14-2004

 

Eastern Red-tailed Hawk Buteo jamaicensis borealis, adult, Dorchester County, Maryland, USA 02-10-2007

 

Western Red-tailed Hawk Buteo jamaicensis calurus, light morph, Contra Costa County, California, USA 09-07-2001

Western Red-tailed Hawk Buteo jamaicensis calurus, light morph adult, Alameda County, California, USA 11-25-2000

Western Red-tailed Hawk Buteo jamaicensis calurus, rufous morph adult, Point Arena, California, USA 12-09-2000

Red-tailed Hawk Buteo jamaicensis partial albino, Ryer Island, Solano County, California, USA 01-24-2004

 

Red-tailed Hawk Buteo jamaicensis hadropus, juvenile, Los Tuxtlas, Veracruz, Mexico 03-21-2007

 

Ferruginous Hawk Buteo regalis, Solano County, California, USA 01-24-2004

Ferruginous Hawk Buteo regalis, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004

Ferruginous Hawks Buteo regalis, Butte Valley, California, USA, November 2003

 

Rough-legged Hawk Buteo lagopus sanctijohannis, Elliott Island Road, Dorchester County, Maryland, USA 02-20-2006

 

Golden Eagle Aquila chrysaetos canadensis, adult, Yosemite National Park, California, USA 10-25-2000

 

Ornate Hawk-Eagle Spizaetus ornatus vicarius, adult, Valle Nacional, Oaxaca, Mexico 03-17-2007

 

FALCONIDAE - Falcons and caracaras

Crested Caracaras Caracara cheriway audubonii, Corpus Christi, Texas, USA 02-08-2001

Southern Caracara Caracara plancus, Melquiades, Minas Gerais, Brazil 07-23-2007

Yellow-headed Caracara Milvago chimachima cordatus, Pipeline Road, Gamboa, Colon, Panama 03-09-2008
Yellow-headed Caracara Milvago chimachima chimachima, Ouro Branco, Minas Gerais, Brazil 08-06-2007

 

Laughing Falcon Herpetotheres cachinnans chapmani, Uxpanapa Road, Veracruz, Mexico 03-20-2007

Laughing Falcon Herpetotheres cachinnans, Tabasco/Campeche, Mexico 05-06-2002

Laughing Falcon Herpetotheres cachinnans, Nayarit, Mexico 11-12-2001

 

American Kestrel Falco sparverius, male, Teotitlan del Valle, Oaxaca, Mexico 03-18-2007

American Kestrel Falco sparverius sparverius, female, Bombay Hook National Wildlife Refuge, Delaware, USA 12-31-2000

 

Aplomado Falcon Falco femoralis septentrionalis, Las Barrancas, Veracruz, Mexico 03-15-2007

Aplomado Falcon Falco femoralis septentrionalis, Tabasco, Mexico 05-05-2002

 

Merlin Falco columbarius columbarius, female or juvenile, Broadkill Beach, Sussex County, Delaware, USA 11-05-2006

 

Bat Falcon Falco rufigularis, Chiapas, Mexico 05-06-2002

 

Prairie Falcon Falco mexicanus, Tule Lake National Wildlife Refuge, California, USA 11-29-2003

 

Peregrine Falcon Falco peregrinus, Piermont, Rockland County, New York, USA 02-27-2007

 

CRACIDAE - Guans, chachalacas and currasows

Plain Chachalacas Ortalis vetula mccallii, Texas, USA 02-05-2001

Plain Chachalaca Ortalis vetula vetula, Tuxtepec, Oaxaca, Mexico 03-16-2007

Plain Chachalaca Ortalis vetula vetula, Los Tuxtlas, Veracruz, Mexico 03-22-2007

Gray-headed Chachalaca Ortalis cinereiceps, Gamboa, Colon, Panama 03-10-2008


Dusky-legged Guans Penelope obscura bronzina, Minas Gerais and Rio de Janeiro, Brazil, August 2007

Dusky-legged Guan Penelope obscura, Itatiaia National Park, Brazil 09-14-2003

 

MELEAGRIDIDAE - Turkeys

Wild Turkey Meleagris gallopavo merriami, male, Carrizo Canyon, Colorado, USA 04-01-2001

 

TETRAONIDAE - Grouse, ptarmigan and prairie-chickens

Spruce Grouse Falcipennis canadensis canace, Great Wass Island, Maine, USA 06-17-2004 with video

 

Ruffed Grouse Bonasa umbellus, Cutler, Maine, USA 06-18-2004

 

Greater Prairie-Chickens Tympanuchus cupido, Wray, Colorado, USA 03-31-2001

 

ODONTOPHORIDAE - New World Quail

California Quail Calipepla californica brunnescens, male, Point Reyes National Seashore, Marin County, California, USA 04-08-2001

 

Northern Bobwhite Colinus virginianus, El Canelo Ranch, Texas, USA 02-06-2001

 

PHASIANIDAE - Pheasants and partridges

Erckel's Francolin Francolinus erkelii, Waimea Canyon, Kaua'i, Hawai'i 07-11-2006

 

GRUIDAE - Cranes

Sandhill Cranes Grus canadensis, Padre Island National Seashore, Texas, USA 02-10-2001

Sandhill Cranes Grus canadensis, Cibola National Wildlife Refuge, California, USA 02-24-2002

Sandhill Crane Grus canadensis, Hayden, California, USA 04-14-2002

Whooping Cranes Grus americana, Aransas National Wildlife Refuge, Texas, USA 02-09-2001

 

ARAMIDAE - Limpkin

Limpkin Aramus guarauna dolosus, Tabasco, Mexico 05-05-2002

 

RALLIDAE - Rails, gallinules and coots

White-throated Crakes Laterallus albigularis albigularis, Ammo Dump Ponds, Gamboa, Colon, Panama 03-14-2008

Clapper Rail
Rallus longirostris obsoletus, Arrowhead Marsh, Alameda County, California, USA 01-25-2004 with video

Clapper Rail Rallus longirostris obsoletus, San Mateo County, California, USA 03-30-2003

 

Water Rail Rallus aquaticus, Kenfig Pool NNR, Wales 12-24-2003

 

Gray-necked Wood-Rails Aramides cajanea mexicanus, Usumacinta Marshes, Campeche, Mexico 05-06-2002

Slaty-breasted Wood-Rails Aramides saracura, Parque Natural do Caraca, Minas Gerais, Brazil 08-03-2007

Sora Porzana carolina, Mono Lake, California, USA, May 26, 2001

 

Hawaiian Moorhens Gallinula chloropus sandvicensis, Kawaiele Waterbird Sanctuary, Kaua'i, Hawai'i 07-11-2006

 

Common Moorhen Gallinula chloropus cachinnans, basic plumage, Sacramento National Wildlife Refuge, Glenn County, California, USA 01-31-2004
Common Moorhen Gallinula chloropus galeata, Lagoa Piratininga, Rio de Janeiro, Brazil 08-10-2007

 

Eurasian Coot Fulica atra atra, adult, Cardiff, Wales 12-26-2001

 

Hawaiian Coots Fulica alai, Kaua'i, Hawai'i, July 2006

 

American Coots Fulica americana americana, adults, San Francisco, California, USA 09-22-2000

American Coot Fulica americana americana, adult with yellow shield, San Francisco, California, USA 11-13-2000

American Coot Fulica americana americana, juvenile/first basic, San Francisco, California, USA 09-27-2000

HELIORNITHIDAE - Finfoots

Sungrebe Heliornis fulica, Pipeline Road, Gamboa, Colon, Panama 03-15-2008

EURYPYGIDAE - Sunbittern

Sunbittern Eurypyga helias, Heredia, Costa Rica 02-09-2003
Sunbitterns Eurypyga helias major, Summit, Panama, Panama 03-14-2008

 

JACANIDAE - Jacanas

Wattled Jacana Jacana jacana hypomelaena, Gamboa, Colon, Panama 03-14-2008
Wattled Jacana
Jacana jacana jacana, Nova Uniao, Minas Gerais, Brazil 07-27-2007


HAEMATOPODIDAE - Oystercatchers

Black Oystercatchers Haematopus bachmani, Van Damme State Park, Mendocino County, California, USA 01-18-2003

Black Oystercatcher Haematopus bachmani, MacKerricher State Park, California, USA 12-09-2000

 

American Oystercatcher Haematopus palliatus palliatus, Ocean City, Worcester County, Maryland, USA 02-25-2007

 

Eurasian Oystercatchers Haematopus ostralegus ostralegus, Exe Estuary, England 12-29-2001

 

RECURVIROSTRIDAE - Avocets and stilts

 

Hawaiian Stilt Himantopus mexicanus knudseni, adult female, Kawaiele Waterbird Sanctuary, Kaua'i, Hawai'i 07-11-2006

 

Black-necked Stilt Himantopus mexicanus mexicanus, male, Alameda County, California, USA 01-12-2003

Black-necked Stilts Himantopus mexicanus mexicanus, Port Aransas, Texas, USA 02-10-2001

 

American Avocet Recurvirostra americana, Alameda County, California, USA 01-12-2003

American Avocets Recurvirostra americana, Alameda County, California, USA 11-25-2000

 

BURHINIDAE - Thick-knees

Double-striped Thick-knees Burhinus bistriatus bistriatus, Las Barrancas, Veracruz, Mexico 03-15-2007

 

CHARADRIIDAE - Plovers and lapwings

Spur-winged Plovers Vanellus spinosus, Nestos Delta, Greece 09-21-2002

Southern Lapwing Vanellus chilensis cayennensis, Achiote Road, Achiote, Colon, Panama 03-12-2008
Southern Lapwing Vanellus chilensis lampronotus, Governador Valadares, Minas Gerais, Brazil 07-28-2007

Southern Lapwings Vanellus chilensis, Minas Gerais/Rio de Janeiro, Brazil, Aug/Sept 2003

 

Pacific Golden-Plovers Pluvialis fulva, Pt Reyes National Seashore, California, USA 11-23-2003

 

American Golden-Plover Pluvialis dominica, juvenile, Rodeo Lagoon, Marin, California, USA 10-21-2001

American Golden-Plover Pluvialis dominica, juvenile, Pt Reyes National Seashore, California, USA 09-20-2003

American Golden-Plover Pluvialis dominica, juvenile, Pt Reyes National Seashore, California, USA 09-27-2003

 

Eurasian Golden-Plovers Pluvialis apricaria, Kenfig Pool NNR, Wales 12-24-2003

 

Black-bellied Plover Pluvialis squatarola, juvenile, Pt Reyes National Seashore, California, USA 09-27-2003

 

Semipalmated Plover Charadrius semipalmatus, alternate plumage, Chincoteague National Wildlife Refuge, Virginia, USA, 08-16-2006

Semipalmated Plover Charadrius semipalmatus, basic plumage, Prime Hook National Wildlife Refuge, Delaware, USA 09-16-2006

 

Wilson's Plovers Charadrius wilsonia beldingi, San Blas, Nayarit, Mexico 11-16-2001

 

Killdeer Charadrius vociferus vociferus, Dorchester County, Maryland, USA 02-10-2007

 

Piping Plovers Charadrius melodus, adults, Reid State Park, Maine, USA 06-13-2004

 

Snowy Plovers Charadrius alexandrinus nivosus, Half Moon Bay, San Mateo County, California, USA 01-10-2004

 

Mountain Plover Charadrius montanus, Solano County, California, USA 01-12-2003

Mountain Plovers Charadrius montanus, Yolo County, California, USA 01-27-2002

 

SCOLOPACIDAE - Sandpipers

Short-billed Dowitchers Limnodromus griseus griseus, adults, Broadkill Beach, Delaware, USA 08-05-2005

Short-billed Dowitchers Limnodromus griseus griseus, juveniles, Broadkill Beach, Delaware, USA 08-16-2006

Short-billed Dowitchers Limnodromus griseus caurinus, juveniles, Point Reyes National Seashore, Marin County, California, USA 09-27-2003

 

Long-billed Dowitchers Limnodromus scolopaceus, juveniles, Point Reyes National Seashore, Marin County, California, USA 09-20-2003

Long-billed Dowitchers Limnodromus scolopaceus, flock in pre-alternate molt, Monterey County, California, USA 04-10-2004

Long-billed Dowitcher Limnodromus scolopaceus, adult in alternate plumage, Monterey County, California, USA 05-07-2004

 

Hudsonian Godwit Limosa haemastica, adult in pre-basic molt, Fowler Beach, Delaware, USA, 09-09-2006

 

Marbled Godwits Limosa fedoa, Alameda County, California, USA 01-12-2003

Marbled Godwit Limosa fedoa fedoa, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

Hudsonian Whimbrels Numenius phaeopus hudsonicus, San Mateo County, California, USA 03-30-2003

Hudsonian Whimbrel Numenius phaeopus hudsonicus, Pescadero, California, USA 11-24-2000

 

Long-billed Curlew Numenius americanus, Mustang Island State Park, Texas, USA 02-10-2001

Long-billed Curlews Numenius americanus, San Mateo County, California, USA 03-30-2003

 

Greater Yellowlegs Tringa melanoleuca, Alameda County, California, USA 03-04-2001

Greater Yellowlegs Tringa melanoleuca, alternate plumage, San Mateo County, California, USA 03-30-2003

 

Lesser Yellowlegs Tringa flavipes, Alameda County, California, USA 03-04-2001

 

Solitary Sandpiper Tringa solitaria, juvenile, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

Solitary Sandpiper Tringa solitaria, adult, Broadkill Beach, Delaware, USA 08-16-2006

Solitary Sandpipers Tringa solitaria, adult and juveniles, Bestpitch, Dorchester County, Maryland, USA 09-04-2006

 

Wood Sandpiper Tringa glareola, Axios Delta, Greece 09-21-2002

 

Spotted Sandpiper Actitis macularia, Tomales Bay, Marin County, California, USA 02-28-2004

 

Western Willets Catoptrophorus semipalmatus inornatus, Alameda County, California, USA 02-22-2003

Western Willets Catoptrophorus semipalmatus inornatus, Alameda County, California, USA 03-11-2001

Western Willet Catoptrophorus semipalmatus inornatus, alternate plumage, San Mateo County, California, USA 03-30-2003

 

Ruddy Turnstones Arenaria interpres, basic plumage, Indian River Inlet, Sussex County, Delaware, USA 11-05-2006

Ruddy Turnstones Arenaria interpres, basic plumage, Indian River Inlet, Sussex County, Delaware, USA 12-30-2006

 

Black Turnstones Arenaria melanocephala, MacKerricher State Park, Mendocino County, California, USA 01-19-2003

Black Turnstones Arenaria melanocephala, Pescadero, California, USA 11-24-2000

 

Surfbirds Aphriza virgata, MacKerricher State Park, Mendocino County, California, USA 01-19-2003

 

Red Knot Calidris canutus rufa, Ocean City, Worcester County, Maryland, USA 02-25-2007

 

Sanderlings Calidris alba, basic plumage, Ocean City, Worcester County, Maryland, USA 02-25-2007

Sanderlings Calidris alba, basic plumage, Broadkill Beach, Delaware, USA 12-29-2000

 

Semipalmated Sandpipers Calidris pusilla, adults, Broadkill Beach, Delaware, USA 08-05-2005

Semipalmated Sandpiper Calidris pusilla, adult in pre-basic molt, Broadkill Beach, Delaware, USA 08-16-2006

Semipalmated Sandpiper Calidris pusilla, juvenile, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

Western Sandpipers Calidris mauri, adults, Monterey County, California, USA 04-10-2004

Western Sandpiper Calidris mauri, adult, Broadkill Beach, Delaware, USA 08-05-2005

Western Sandpiper Calidris mauri, basic plumage, Indian River Inlet, Delaware, USA 12-29-2000

 

Least Sandpipers Calidris minutilla, adults, Monterey County, California, USA 04-10-2004

Least Sandpiper Calidris minutilla, juvenile, Chincoteague National Wildlife Refuge, Virginia, USA 08-16-2006

 

Baird's Sandpipers Calidris bairdii, juveniles, Point Reyes National Seashore, California, USA 08-19-2001

 

Pectoral Sandpiper Calidris melanotos, juvenile, Point Reyes National Seashore, Marin County, California, USA 09-20-2003

Pectoral Sandpipers Calidris melanotos, adults, Broadkill Beach, Delaware, USA 08-05-2005

 

Dunlin Calidris alpina hudsonia, first basic, Gordon's Pond, Sussex County, Delaware, USA 11-05-2006

 

Purple Sandpipers Calidris maritima, basic plumage, Ocean City, Maryland, USA 01-01-2001

Purple Sandpipers Calidris maritima, Ocean City, Worcester County, Maryland, USA 02-25-2007

Purple Sandpiper Calidris maritima, basic plumage, Parker River National Wildlife Refuge, Massachusetts, USA 04-27-2001

Purple Sandpipers Calidris maritima, basic plumage, Indian River Inlet, Delaware, USA 12-29-2000

Purple Sandpipers Calidris maritima, juveniles, Indian River Inlet, Delaware, USA 11-05-2006

 

Rock Sandpiper Calidris ptilocnemis, basic plumage, Mendocino County, California, USA 01-19-2003

 

Stilt Sandpipers Calidris himantopus, adults, Broadkill Beach, Delaware, USA 08-05-2005

 

Buff-breasted Sandpipers Tryngites subruficollis, poor record shots, Fowler Beach, Delaware, USA 09-09-2006

 

Ruff Philomachus pugnax, Dorchester County, Maryland, USA 01-29-2006

Ruff Philomachus pugnax, Fremont, Alameda County, California, USA 03-04-2001

Ruff Philomachus pugnax, Chincoteague National Wildlife Refuge, Virginia, USA 08-04-2005

 

Wilson's Phalarope Phalaropus tricolor, adult female in alternate plumage, Mono Lake, Mono County, California, USA 05-26-2001

Wilson's Phalarope Phalaropus tricolor, juvenile molting to first basic plumage, Broadkill Beach, Delaware, USA 08-16-2006

Wilson's Phalarope Phalaropus tricolor, juvenile, Point Reyes National Seashore, Marin County, California, USA 08-19-2001

 

Red-necked Phalarope Phalaropus lobatus, juvenile, Broadkill Beach, Delaware, USA 08-16-2006

Red-necked Phalaropes Phalaropus lobatus, juveniles, Point Reyes National Seashore, Marin County, California, USA 08-17-2003

Red-necked Phalaropes Phalaropus lobatus, alternate plumage adults, Menlo Park, San Mateo County, California, USA 05-05-2001

 

Red Phalarope Phalaropus fulicarius, juvenile molting to first basic plumage, San Francisco, California, USA 10-10-2003

Red Phalarope Phalaropus fulicarius, first basic, Point Reyes National Seashore, Marin, California, USA 10-26-2003

Red Phalarope Phalaropus fulicarius, basic plumage, Point Reyes National Seashore, Marin, California, USA 09-20-2003

Red Phalarope Phalaropus fulicarius, basic plumage, Point Reyes National Seashore, Marin, California, USA 09-25-2003

 

STERCORARIIDAE - Jaegers and skuas

Pomarine Jaeger Stercorarius pomarinus, basic-plumaged adult, Cordell Bank, California, USA 09-29-2002

 

Long-tailed Jaeger Stercorarius longicaudus, 3rd calendar-year, Gulf Stream off Cape Hatteras, North Carolina, USA 06-02-2006

 

LARIDAE - Gulls

Heermann's Gulls Larus heermanni, third cycles and juvenile, Point Reyes National Seashore, California, USA 08-05-2001

 

Common Gull Larus canus canus, first cycle, Cardiff, Wales 12-23-2003

Common Gull Larus canus canus, adult, Cardiff, Wales 12-23-2003

 

Mew Gull Larus brachyrhynchos, juvenile, Lake Merced, San Francisco, California, USA 11-08-2003

Mew Gull Larus brachyrhynchos, first cycle, Lake Merced, San Francisco, California, USA 11-22-2003

Mew Gull Larus brachyrhynchos, two first cycles, Lake Merced, San Francisco, California, USA 12-30-2003

Mew Gull Larus brachyrhynchos, second cycle, Lake Merced, San Francisco, California, USA 12-30-2003

Mew Gulls Larus brachyrhynchos, adults, San Francisco, California, USA 01-01-2003

Mew Gull Larus brachyrhynchos, leucistic individual, San Francisco, California, USA 12-30-2003

 

Ring-billed Gull Larus delawarensis, two first cycles, Point Reyes National Seashore, Marin, California, USA 11-16-2003

Ring-billed Gull Larus delawarensis, second cycle, St. Mary's County, Maryland, USA 03-20-2005

Ring-billed Gull Larus delawarensis, adult in pre-basic molt, Bombay Hook National Wildlife Refuge, Delaware, USA 09-09-2006

 

Kelp Gull Larus dominicanus, adult, Sandgates, Maryland, USA 12-26-2000

Kelp Gull Larus dominicanus, adult, Sandgates, St. Mary's County, Maryland, USA 03-20-2005
Kelp Gulls Larus dominicanus, adult and first cycle, Rio de Janeiro, Brazil 08-09-2007

 

California Gull Larus californicus, juveniles, Marin, California, USA 09-27-2003

California Gull Larus californicus, first cycles, San Francisco, California, USA 12-06-2003

California Gull Larus californicus, second cycles, San Francisco, California, USA 12-06-2003

California Gull Larus californicus, second cycle, San Francisco, California, USA 02-29-2004

California Gull Larus californicus, adults, San Francisco, California, USA 02-29-2004

 

Great Black-backed Gull Larus marinus, first cycles, Indian River Inlet, Delaware, USA 12-29-2000

Great Black-backed Gull Larus marinus, adult, St. Mary's County, Maryland, USA 03-20-2005

Great Black-backed Gull Larus marinus, adults, Indian River Inlet, Delaware, USA 12-29-2000

 

Glaucous-winged Gull Larus glaucescens, juveniles, San Francisco, California, USA 11-02-2003

Glaucous-winged Gull Larus glaucescens, juvenile, San Francisco, California, USA 11-08-2003

Glaucous-winged Gull Larus glaucescens, first cycle, San Francisco, California, USA 01-01-2004

Glaucous-winged Gulls Larus glaucescens, first cycles, Half Moon Bay, California, USA 01-02-2004

Glaucous-winged Gull Larus glaucescens, second cycle, Half Moon Bay, California, USA 01-02-2004

 

Glaucous-winged x Western Gull hybrid Larus glaucescens x L. occidentalis (presumed), first cycle, San Francisco, California, USA 11-26-2003

Glaucous-winged x Western Gull hybrid Larus glaucescens x L. occidentalis (presumed), adult, San Francisco, California, USA 11-08-2003

 

Glaucous-winged x American Herring Gull hybrid Larus glaucescens x L. smithsonianus (presumed), first cycle, San Francisco, California, USA 12-06-2003

 

Western Gull Larus occidentalis, juveniles, San Francisco, California, USA 11-02-2003

Western Gull Larus occidentalis, second cycle, Golden Gate Park, San Francisco, California, USA 11-02-2003

Western Gull Larus occidentalis, adult, Golden Gate Park, San Francisco, California, USA 11-02-2003

Western Gull Larus occidentalis, adults, San Francisco, California, USA 11-08-2003

 

Yellow-footed Gull Larus livens, first cycles, Salton Sea, Imperial County, California, USA 01-19-2004

Yellow-footed Gull Larus livens, second cycle, Salton Sea, Imperial County, California, USA 01-19-2004

 

Glaucous Gull Larus hyperboreus, juvenile, Golden Gate Park, San Francisco, California, USA 11-10-2000

 

Glaucous x Glaucous-winged Gull hybrid Larus hyperboreus x L. glaucescens (presumed), juvenile/first cycle, Marin, California, USA 04-08-2001

Glaucous x Glaucous-winged Gull hybrid Larus hyperboreus x L. glaucescens (presumed), juvenile, San Francisco, California, USA 12-31-2002

Glaucous x Glaucous-winged Gull hybrid Larus hyperboreus x L. glaucescens (presumed), second cycle, San Francisco, California, USA 12-11-2003

 

Thayer's Gull Larus thayeri, juvenile, Lake Merced, San Francisco, California, USA 11-08-2003

Thayer's Gull Larus thayeri, juvenile, San Francisco, California, USA 12-02-2001

Thayer's Gull Larus thayeri, juvenile, San Francisco, California, USA 10-21-2001

Thayer's Gull Larus thayeri, second cycle, Bolinas Lagoon, Marin, California, USA 12-07-2003

Thayer's Gull Larus thayeri, third cycle, Stow Lake, San Francisco, California, USA 02-29-2004

Thayer's Gull Larus thayeri, adult, San Francisco, California, USA 12-06-2003

Thayer's Gull Larus thayeri, adult, San Jose, California, USA 03-10-2001

Thayer's Gull Larus thayeri, adult, San Francisco, California, USA 01-01-2004

 

European Herring Gull Larus argentatus argenteus, first cycles, Cardiff, Wales 12-23-2003

European Herring Gull Larus argentatus argenteus, adult, Cardiff, Wales 12-26-2001

 

Lesser Black-backed Gull Larus fuscus graellsii, first cycle, Cardiff, Wales 12-23-2003

Lesser Black-backed Gull Larus fuscus graellsii, second cycle, Cardiff, Wales 12-26-2001