Family Skuas (Stercorariidae)

Least Concern

Chilean Skua (Catharacta chilensis)


Taxonomy

French: Labbe du Chili German: Chileskua Spanish: Págalo chileno
Taxonomy:

Stercorarius antarcticus b. chilensis

Bonaparte

, 1857,

Chile

.

In past, sometimes considered conspecific with all three congeners. Occasional hybridization with C. a. antarctica reported. Monotypic.

Distribution:

Coastal SC Chile (Concepción) and S Argentina (Deseado) to S Tierra del Fuego. Apparently winters mainly along coasts of Chile and Argentina, extending N to N Peru and possibly E to W Falkland Is.

Descriptive notes

53–58 cm; 1100–1700 g; wingspan 130–138 cm. Brown dorsal plumage with bright cinnamon underparts in many but not all individuals; lesser and median... read more

Voice

Mainly vocal on the breeding grounds. Long-call is a series of 10–12 short nasal barks. Calls... read more

Habitat

Marine, apparently predominantly coastal, and occurring especially in channels and straits. Breeds... read more

Food and feeding

Largely unknown. Dense gull-like colonial nesting suggests feeding may be more gull-like than skua-like. Species will visit bird colonies,... read more

Breeding

Starts Nov. Colonial, sometimes at high nesting density similar to large gulls and unlike all other skuas. Nest scrape usually lined with... read more

Movements

Little known, but apparently disperses northwards along the coasts of Argentina and Chile to S Peru... read more

Status and conservation

Not globally threatened (Least Concern). Total population unknown but probably numbers several thousands of pairs. No information available on population trends or changes in... read more

Recommended citation

Furness, R.W. & Boesman, P. (2017). Chilean Skua (Catharacta chilensis). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from http://www.hbw.com/node/53954 on 26 April 2017).