Chilean Skua (Catharacta chilensis)

Other Scientific Names
Stercorarius chilensis [SACC (2005)]

Family
Stercorariidae (Skuas)

Size
53 - 59 cm

First Described (Guide)
(Bonaparte, 1857)

Range (Guide)

Argentina, Chile, Peru.

Vagrant to Antarctica, Brazil, Ecuador, Uruguay.

Unknown to Falkland Islands (Malvinas).

Coasts of southern South America, from south-central Chile (Concepción) and southern Argentina (Deseado) to southern Tierra del Fuego. Apparently winters mainly along coasts of Chile and Argentina, extending north to southern Peru and possibly east to western Falkland Is.

Population
Estimated population is 6,000 (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Voice
Xeno-Canto Sound Files (more (3)...)

Chilean Skua (Stercorarius chilensis) [XC89726]
by Bernabe Lopez-Lanus from Isla Martillo, Estancia Haberton, Tierra del Fuego, Argentina (call)

Chilean Skua (Stercorarius chilensis) [XC521743]
by Bernabe Lopez-Lanus from Isla Martillo, Estancia Haberton, Tierra del Fuego, Argentina (call)

Subspecies
Occasional hybridization with subspecies aantarctica of Southern Skua (Catharacta antarctica) reported.

No subspecies.

Notes
Previously four subspecies of Catharacta skua, were nominate skua, lonnbergi, antarctica and hamiltoni. They have now been split into four distinct species, Great Skua Catharacta skua, breeds in northern hemisphere, Southern Skua Catharacta antarctica, breeds Falkland Islands and Patagonia, Brown Skua Catharacta lonnbergi, circumpolar, breeding on subantarctic islands and the Antarctic Peninsula, and Chatham Island, and Chilean Skua Catharacta chilensis.

References
See References.

Files:

JPG files for Chilean Skua (Catharacta chilensis) - 10 files

More Information

BirdLife International

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BirdLife International Species Factsheet.

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