LC
Ashy-headed Goose Chloephaga poliocephala



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.html#.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.htm#.

IUCN Red list criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2016 Least Concern
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern
Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass -
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 922,000 medium
Extent of Occurrence non-breeding (km2) 2,020,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals poor estimated 2009
Population trend Decreasing suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Percentage in largest subpopulation - - -
Generation length (yrs) 8.5 - - -

Trend justification: The overall trend is suspected to be decreasing (Wetlands International 2006).


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Argentina N Extant
Chile N Extant
Falkland Islands (Malvinas) U Extant

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Argentina Parque Nacional Lanín
Argentina Parque Nacional Laguna Blanca
Argentina Reserva Provincial Lagunas de Epulaufquen
Argentina Parque Provincial Copahue-Caviahue
Argentina Aluminé-Moquehue
Argentina Cabo Vírgenes - Punta Dungeness
Argentina Monte León
Argentina La Angostura y Alto Río Chico
Argentina Parque Nacional Perito Moreno y Reserva Provincial San Lorenzo
Argentina Laguna Nimez y costa aledaña del Lago Argentino
Argentina Parque Nacional Los Glaciares y adyacencias (Estancias El Sosiego, La Soledad y Anita)
Argentina Estancia El Cóndor
Argentina Reserva Costa Atlántica de Tierra del Fuego y zonas adyacentes
Argentina Península Mitre
Argentina Canal Beagle. Ushuaia a Islas Becasses
Argentina Parque Nacional Tierra del Fuego y Reserva Provincial Corazón de la Isla
Chile Bahía de Yaldad
Chile Baker River Wetlands

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land suitable non-breeding
Artificial/Terrestrial Pastureland suitable non-breeding
Grassland Temperate major breeding
Marine Coastal/Supratidal Coastal Freshwater Lakes suitable breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) suitable breeding
Altitude 0 - 1500 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2022) Species factsheet: Chloephaga poliocephala. Downloaded from http://www.birdlife.org on 14/08/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 14/08/2022.