Scientific name Melanitta deglandi Common name White-winged Scoter Measurements Feature Average Length 48–60 cm (19–24 in) Wingspan 80 cm (31.5 in) Weight 950–2,128 g (2.1–4.7 lb) Status The white-winged scoter is the largest North American scoter and one of the most widespread sea ducks on the continent. The IUCN lists it as Least Concern, though…

Scientific name Melanitta perspicillata Common name Surf Scoter Measurements Feature Average Length 44–48 cm (17–19 in) Wingspan 76–77 cm (30 in) Weight 900–1,050 g (2.0–2.3 lb) Status The surf scoter is a large, migratory sea duck native to North America. Though its population has declined by an estimated 50–70% over the past four decades, it…

Scientific name Somateria mollissima Common name Common Eider (also called St. Cuthbert’s Duck or Cuddy’s Duck) Measurements Feature Average Length 50–71 cm (20–28 in) Wingspan 80–110 cm (31–43 in) Weight 0.81–3.04 kg (1 lb 12 oz – 6 lb 11 oz) Status The common eider is a large sea duck found along the northern coasts…

Scientific name Oxyura jamaicensis Common name Ruddy Duck Measurements Feature Average Length 34–43 cm (13.5–17 in) Wingspan 47 cm (18.5 in) Weight 560 g (1.23 lb) Status The ruddy duck is a compact, stiff-tailed diving duck native to North and South America. It has also established populations in Europe after being introduced to the United…

Scientific name Bucephala albeola Common name Bufflehead Measurements Feature Average Length 32–40 cm (13–16 in) Wingspan 55 cm (21.6 in) Weight 270–550 g (9.5–19.4 oz) Status The bufflehead is a small, active sea duck found across North America. It breeds in Alaska and Canada and spends the winter in coastal waters and large lakes farther…

Scientific name Sarkidiornis melanotos Common name Knob-billed Duck or African Comb Duck Measurements Feature Average Length 56–76 cm (22–30 in) Wingspan 116–145 cm (46–57 in) Weight 1.03–2.9 kg (2.3–6.4 lb) Status The knob-billed duck is a large, distinctive waterfowl found across Sub-Saharan Africa, Madagascar, and parts of South and Southeast Asia. It inhabits tropical and…

Scientific Name Spatula discors Common Name Blue-winged Teal Measurements Feature Average Length 40 cm (16 in) Wingspan 58 cm (23 in) Weight 370 g (13 oz) Status A small dabbling duck native to North America, the Blue-winged Teal breeds from southern Alaska to Nova Scotia, extending southward to northern Texas. It winters along both U.S….

Scientific Name Anas superciliosa Alternative Names Pacific Black Duck, Grey Duck (New Zealand), Pārera (Māori name), Island Black Duck (subspecies A. s. pelewensis) Measurements Feature Male Female Length 54–61 cm (21–24 in) 54–61 cm (21–24 in) Wingspan Approx. 90–100 cm (35–39 in) Approx. 90–100 cm (35–39 in) Weight Around 1 kg (2.2 lb) Slightly lighter…

Scientific Name Lophodytes cucullatus Alternative Names Hoodie, Fish Duck, Frog Duck Measurements Feature Male Female Length 40–49 cm (15.8–19.3 in) 40–49 cm (15.8–19.3 in) Weight 453–879 g (16–31 oz) 453–879 g (16–31 oz) Wingspan 60–66 cm (23.6–26 in) 60–66 cm (23.6–26 in) Status The Hooded Merganser is a small, fish-eating duck native to North America….

Scientific Name Anas sparsa Alternative Names Black River Duck, Ethiopian Black Duck, West African Black Duck Measurements Feature Male Female Length 48–57 cm (19–22 in) Slightly smaller Weight About 1 kg (2.2 lb) Slightly less Wingspan 80–90 cm (31–35 in) 80–90 cm (31–35 in) Status The African Black Duck is a shy and beautiful waterbird…