Male - The male Canvasback has a reddish-chestnut head and neck, red eyes, black breast, pale-grey vermiculated central body, black rump and black-brown tail. Both sexes have a long sloping black beak and bluish-grey legs and feet.
Female - The female has a light-brown head and neck, pale eye stripe and throat, dark-brown breast, upperparts are brownish-grey, underparts are pale grey, and dark-brown eyes.
Eclipse - The eclipse male is much more duller than its breeding plumage. It differs from the female as it has red eyes and the female has brown eyes.
Compare ducks with similar appearance.
Common Pochard, and Redhead.
Size: - Typical Adult is 48-56cm (19-22in).
Food: - Mainly aquatic plants, grasses, wild celery, seeds, leaves but also some molluscs, dragonflies, and insects.
Habitat/Range: - Wetlands, prairie marshes surrounded by vegetation, and sub-arctic river deltas of north-west USA. Wintering along coastlines and estuaries in southern USA and Mexico.
Breeding Season: - May to early June.
Eggs: - 7-10 (olive-green colour).
Notes: - The Canvasback is a large North American diving duck. There has been a major decline of these ducks due to drought, drainage of prairie marshes, and hunting although there has been a recent hunting ban on these birds.
Conservation status (IUCN 3.1):
Classification: - Family: Anatidae,
Subfamily: Aythyinae, Genus: Aythya.