Anas lobata Shaw, 1796, New South Wales = King George Sound, Western Australia. Monotypic.
OTHER COMMON NAMES
English: Lobed duck; French: Erismature а barbillons; German: Lappenente; Spanish: Malvasнa de Papada.
Male 26.0 in (66 cm), female 21.7 in (55 cm); male 4.0–6.9 lb (1.81–3.12 kg), female 2.2–4.1 lb (993 g–1.84 kg). Male has fleshy lobe underneath mandible.
Southwestern and southeastern Australia, Tasmania.
Freshwater wetlands with abundant reedbeds. Favors deep waters of lagoons, estuaries, and coastlines in nonbreeding season.
Males are very territorial early during the breeding season.
FEEDING ECOLOGY AND DIET
Feeds mostly by diving on aquatic invertebrates, amphibians, some fish, and small ducklings.
No strong pair bond develops, probably polygamous. Breeding mostly during Sept. to Oct. Commonly lays 2–3 eggs into a concealed cup nest made of sticks and stems; incubation 24 days in captivity.
Not threatened. Locally abundant, but generally at low abundances. May be threatened in future by habitat loss, fishing nets, and hunting.
SIGNIFICANCE TO HUMANS
Hunted for food.
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