Family Ducks, Geese, Swans (Anatidae)

Least Concern

Andean Goose (Chloephaga melanoptera)


French: Ouette des Andes German: Andengans Spanish: Cauquén guayata

Anser melanopterus


, 1838,

Lake Titicaca, Peru–Bolivia




Andes from C Peru (Ancash and Junín) to NW Argentina (Jujuy, Salta, Catamarca and Tucumán) and C Chile (S to Ñuble).

Descriptive notes

70–80 cm; 2730–3640 g. Female smaller. Unmistakable. All Chloephaga have white wing-coverts and secondaries obvious, in flight. Greater coverts show... read more


Vocalizations are sexually dimorphic: in alarm, male gives shrill whistles and female a low,... read more


Variety of wetlands on high ground (above 3300 m), surrounded by grassland and rough pastures;... read more

Food and feeding

Mainly vegetarian, especially grasses, sedges and fleshy aquatic plants (Chara, Lilaeopsis, Myriophyllum, ... read more


Starts Nov, thus brood-rearing during Dec–Jan, but egg-laying can continue until at least Jan and young have been observed in NW... read more


Mostly sedentary, with only small-scale movements recorded and these are generally linked to... read more

Status and conservation

Not globally threatened (Least Concern). Overall population most recently estimated at 25,000–100,000 individuals. Generally widespread and common throughout most of... read more

Recommended citation

Carboneras, C. & Kirwan, G.M. (2019). Andean Goose (Chloephaga melanoptera). 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 on 14 December 2019).