GULLS AND TERNS   -   LARIDAE


Swallow-tailed Gull - Creagrus furcatus
Swallow-tailed Gull
Creagrus furcatus
Genovesa Island, Galapagos, Ecuador.
The world's prettiest gull? I think it is. Fitting that they only breed on the Galapagos, sometimes called Las Islas Encantadas, The Enchanted Islands. (S5)


Swallow-tailed Gull - Creagrus furcatus
Swallow-tailed Gull
Creagrus furcatus
Genovesa Island, Galapagos, Ecuador.
(S5)


Swallow-tailed Gull - Creagrus furcatus
Swallow-tailed Gull
Creagrus furcatus
Genovesa Island, Galapagos, Ecuador.
Juvenile. (S5)


Andean Gull - Chroicocephalus serranus
Andean Gull
Chroicocephalus serranus
Lake Junín, Junín department, Peru..
A well-named species, inhabiting the high Andes from Ecuador to Chile and Argentina. Vagrants occasionall wander to lowlands areas. The dark hood indicates it is in breeding plumage. (S8)


Andean Gull - Chroicocephalus serranus
Andean Gull
Chroicocephalus serranus
Laguna Pomacocha (between Comas and Concepción), Junín department, Peru.
(S8)


Brown-hooded Gull - Chroicocephalus maculipennis
Brown-hooded Gull
Chroicocephalus maculipennis
Trelew, Chubut province, Argentina.
A mainly freshwater gull of southern South America. (S6)


Gray-hooded Gull - Chroicocephalus cirrocephalus
Gray-hooded Gull
Chroicocephalus cirrocephalus cirrocephalus
Santa Rosa, Lambayeque department, Peru.
The closer one is in non-breeding plumage. This species also occurs in Africa. (S6)


Gray-hooded Gull - Chroicocephalus cirrocephalus
Gray-hooded Gull
Chroicocephalus cirrocephalus cirrocephalus
Santa Rosa, Lambayeque department, Peru.
This one is in breeding plumage. (S6)


Dolphin Gull - Leucophaeus scoresbii
Dolphin Gull
Leucophaeus scoresbii
Punta Delgada, Region XII, Chile.
First year bird. This gull is found only in extreme southern South America and on the Falklands. (S5)


Dolphin Gull - Leucophaeus scoresbii
Dolphin Gull
Leucophaeus scoresbii
Punta Popper, Río Grande, Tierra del Fuego, Argentina.
First year bird. (S8)


Dolphin Gull - Leucophaeus scoresbii
Dolphin Gull
Leucophaeus scoresbii
Ushuaia, Tierra del Fuego, Argentina.
Two adults in alternate plumage. (S8)


Dolphin Gull - Leucophaeus scoresbii
Dolphin Gull
Leucophaeus scoresbii
Punta Popper, Río Grande, Tierra del Fuego, Argentina.
This bird has almost attained adult alternate plumage, but still shows a little gray on the head, suggesting that it is a young bird. (S8)


Gray Gull - Leucophaeus modestus
Gray Gull
Leucophaeus modestus
Salinas, Santa Elena province, Ecuador.
A unique gull of pacific coastlines of central South America. They nest in bleak deserts, well inland. The pale head shows that it is in breeding plumage. (S8)


Gray Gull - Leucophaeus modestus
Gray Gull
Leucophaeus modestus
Salinas, Santa Elena province, Ecuador.
(S8)


Gray Gull - Leucophaeus modestus
Gray Gull
Leucophaeus modestus
Puerto Etén, Lambayeque region, Peru.
Immature. (S8)



Laughing Gull - Leucophaeus atricilla
Laughing Gull
Leucophaeus atricilla megalopterus
Isla Colón, Bocas del Toro province, Panama.
Adult, just coming into breeding plumage. (S8)


Laughing Gull - Leucophaeus atricilla
Laughing Gull
Leucophaeus atricilla megalopterus
La Segua marsh, Manabí province, Ecuador.
Juvenile. (S8)


Franklin's Gull - Leucophaeus pipixcan
Franklin's Gull
Leucophaeus pipixcan
Concón, Region V, Chile.
Franklin's Gulls are only winter visitors to South America, though there are occasional sightings during the boreal summer. (S5)


Franklin's Gull - Leucophaeus pipixcan
Franklin's Gull
Leucophaeus pipixcan
Puerto Eten, Lambayeque department, Peru.
(S6)


Lava Gull - Leucophaeus fuliginosus
Lava Gull
Leucophaeus fuliginosus
Santa Cruz Island, Galapagos, Ecuador.
Endemic to the Galapagos. While this gull can be seen fairly easily on most visits, BirdLife estimates the population at only 600-800 individuals, making it one of the rarest gulls in the world. (S5)


Belcher's Gull - Larus belcheri
Belcher's Gull
Larus belcheri
Pucusana, Lima department, Peru.
This bird is in non-breeding plumage. In breeding plumage they have pure white heads. This gull is Humbold't Current specialist, breeding along the coast of Peru and Chile, though in El Niño years it can wander a long way to the north along the Pacific coast. Also called Band-tailed Gull. (S6)


Belcher's Gull - Larus belcheri
Belcher's Gull
Larus belcheri
Pucusana, Lima department, Peru.
First year bird. (S6)


Kelp Gull - Larus dominicanus
Kelp Gull
Larus dominicanus dominicanus
Concón, Region V, Chile.
One of the most widespread gulls in the world, being found in much of Africa and Australasia as well. (S5)


Kelp Gull - Larus dominicanus
Kelp Gull
Larus dominicanus dominicanus
Concón, Region V, Chile.
First year individual. (S5)


Kelp Gull - Larus dominicanus
Kelp Gull
Larus dominicanus dominicanus
Puerto Eten, Lambayeque department, Peru.
Another first year bird. (S6)


Kelp Gull - Larus dominicanus
Kelp Gull
Larus dominicanus dominicanus
Puerto Pirámides, Chubut province, Argentina.
An adult on a nest. (D7)


Yellow-billed Tern - Sternula superciliaris
Yellow-billed Tern
Sternula superciliaris
Rio Cuiabá, Pantanal, Mato Grosso, Brazil.
This tern occurs mainly along larger rivers in South America, but it does occur locally along the coast. (S8)


Large-billed Tern - Phaetusa simplex
Large-billed Tern
Phaetusa simplex simplex
Transpantanal Highway, Mato Grosso state, Brazil.
Like the Yellow-billed Tern S. supercilaris, it also occurs mostly along larger rivers in South America, where the two species are frequently found together. It does occur locally along the coast as well. (S6)


Large-billed Tern - Phaetusa simplex
Large-billed Tern
Phaetusa simplex simplex
Rio Tres Irmãos, Mato Grosso state, Brazil.
Nonbreeding plumage. (S8)


Large-billed Tern - Phaetusa simplex
Large-billed Tern
Phaetusa simplex simplex
Transpantanal Highway, Mato Grosso state, Brazil.
(S6)


Gull-billed Tern - Gelochelidon nilotica
Gull-billed Tern
Gelochelidon nilotica (ssp?)
Salinas, Santa Elena province, Ecuador.
There is a resident population in western Ecuador, possibly the only breeding area on the Pacific coast of South America. (S8)


Inca Tern - Larosterna inca
Inca Tern
Larosterna inca
Pucusana, Lima department, Peru.
This has got to be the world's most spectacular tern, and certainly my personal favorite. It is restricted to the Humboldt Current area of coastal Peru and Chile, reaching Ecuador only during some El Niño years. I have made a separate gallery for this beauty. (S6)


South American Tern - Sterna hirundinacea
South American Tern
Sterna hirundinacea
Ushuaia, Tierra del Fuego province, Argentina.
The name is rather misleading, since this species is only common in southern South America, and rare or absent in most of the northern parts of the continent. (S8)


South American Tern - Sterna hirundinacea
South American Tern
Sterna hirundinacea
Ushuaia, Tierra del Fuego province, Argentina.
(S8)


South American Tern - Sterna hirundinacea
South American Tern
Sterna hirundinacea
Ushuaia, Tierra del Fuego province, Argentina.
Juvenile. (S8)


South American Tern - Sterna hirundinacea
South American Tern
Sterna hirundinacea
Salinas, Santa Elena province, Ecuador.
(S9)


Sandwich Tern - Thalasseus sandvicensis
Sandwich Tern
Thalasseus sandvicensis acuflavida
Salinas, Santa Elena province, Ecuador.
Ecuadorian birds are all migrants from the north. This one is coming into breeding plumage and was probably about ready to depart on its migration (S8)


Royal Tern - Thalasseus maximus
Royal Tern
Thalasseus maximus maximus
La Ensenada Lodge, Guanacaste province, Costa Rica.
(S6)


Royal Tern - Thalasseus maximus
Royal Tern
Thalasseus maximus maximus
Loma Partida, Bocas del Toro province, Panama.
(S8)


Black Skimmer - Rynchops niger
Black Skimmer
Rynchops niger cinerascens
Rio Cuiabá, Pantanal, Mato Grosso state, Brazil.
(S7)


Black Skimmer - Rynchops niger
Black Skimmer
Rynchops niger cinerascens
Rio Cuiabá, Pantanal, Mato Grosso state, Brazil.
(S8)


Black Skimmer - Rynchops niger
Black Skimmer
Rynchops niger cinerascens
Rio Cuiabá, Pantanal, Mato Grosso state, Brazil.
(S8)



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