Family Ducks, Geese, Swans (Anatidae)

Least Concern

Crested Duck (Lophonetta specularioides)


Taxonomy

French: Canard huppé German: Schopfente Spanish: Ánade juarjal
Taxonomy:

Anas specularioides

P. P. King

, 1828,

Strait of Magellan

.

A species of disputed affinities; sometimes placed near Tadorna, but closest living relative appears to be Speculanas specularis. One phylogenetic treatment placed present species close to Speculanas and Amazonetta#R, but another found its relationships unclear#R. Two subspecies recognized.

Subspecies and Distribution
  • L. s. alticola (Ménégaux, 1909) – Andes from C Peru S to N Argentina (Mendoza Province)#R.
  • L. s. specularioides (P. P. King, 1828) – C Chile and W Argentina S to Tierra del Fuego; Falkland Is.
  • Descriptive notes

    51–61 cm; male c. 785–1087 g, female c. 705–1031 g (specularioides), male c. 1005–1108 g, female c. 914–1018 g (alticola).... read more

    Voice

    Vocalizes regularly, compared to many ducks, in part due to species’ strong territoriality, with... read more

    Habitat

    Freshwater, brackish or saline wetlands such as marshes, swamps, lakes, pools and lagoons,... read more

    Food and feeding

    Principally aquatic invertebrates (insects and their larvae, molluscs, crustaceans) with very few aquatic plants, mainly filamentous algae... read more

    Breeding

    Season variable according to locality; laying dates in S, mainly Sept–Jan or Sept–Nov in Falklands; in Andes, mainly Jan–... read more

    Movements

    Mostly sedentary, but high-altitude or high-latitude breeders commonly disperse as far as coast in... read more

    Status and conservation

    Not globally threatened (Least Concern). Rather common, locally numerous; can concentrate in hundreds on turbid, alkaline lakes with large concentrations of zooplankton.... read more

    Recommended citation

    Carboneras, C. & Kirwan, G.M. (2017). Crested Duck (Lophonetta specularioides). 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/52883 on 24 October 2017).