French: Fuligule à dos blanc German: Riesentafelente Spanish: Porrón coacoxtle
eastern United States
Breeds from C Alaska and W Canada S to NE California, New Mexico and C New York, USA. Winters in S British Columbia and S Ontario, Canada, in most of USA, and through Mexico to Guerrero, Puebla and Campeche.
48–61 cm; male 810–1658 g, female 740–1630 g; wingspan 74–90 cm. Very similar to A. ferina (largely allopatric, although vagrants of present... read more
Vocalizations of adults include “ick ick cu-oo” of male (“Kink-neck” call), as well as... read more
Shallow, freshwater marshes and swamps in prairie country, with abundant floating and emergent... read more
Food and feeding
Seeds, roots, tubers, leaves and stems of aquatic plants, grasses, sedges and stubble; also aquatic invertebrates (insects, molluscs, e.g... read more
Starts May/Jun, occasionally late Apr, with replacement clutches laid as late as early Jul and nest initiation usually later by younger... read more
Migratory, generally moving S between Oct and Nov, arriving in wintering areas in Nov–Dec,... read more
Status and conservation
Not globally threatened (Least Concern). Numbers greatly reduced, with densities of breeding birds lowest in dry prairie and boreal forest zones (0·1 birds/km²)... read more
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