Lesser Scaup

소개

큰흰죽지와 거의 동일하지만 봉우리 모양의 자줏빛 광택 머리, 좁은 부리 손톱, 더 작은 흰 날개 줄무늬가 특징인 중간 크기의 잠수오리입니다. 북미에서 가장 많은 잠수오리입니다. 캐나다와 알래스카 아한대에서 번식하며 미국 남부 이남에서 월동합니다.

Physical Description

Measurement	Value	Imperial
날개 폭	39.6 cm	15.6 in
체중	853.75 g	30.12 oz

식별

깃털

Males have peaked purple-glossed black head; white flanks; black breast and undertail; gray back. Yellow eye. Smaller than Greater Scaup with peaked crown. Females dark brown with white face patch. White wing stripe shorter.

Habitat & Range

Breeds on boreal lakes, ponds, and wetlands in Canada and Alaska. Winters on large lakes, reservoirs, coastal bays, and freshwater across the southern United States, Mexico, and Central America. Often in large rafts.

🌿 Wetland 🏖️ Coastal

분포 지역

Breeds in the forested interior of central Canada; winters on large lakes and rivers of the southeastern United States.

Diet & Feeding

Dives for molluscs, crustaceans, and aquatic invertebrates in coastal habitats; hard-shelled benthic prey dominates diet.

보전 상태

Least Concern

IUCN Red List

행동 및 번식

둥지

Nest type: CP. Incubation: 21-22 days. Fledging: 45-50 days.

산란 수

6-14

소리

노래

Male produces a soft, low purring call; female gives a harsh, nasal scaup sound. Voice nearly identical to Greater Scaup but slightly higher; flocks create a burbling, nasal chatter.

분류학

Kingdom	Animalia
Phylum	Chordata
Class	Aves
목	Anseriformes (Waterfowl)
과	Anatidae (Ducks, Geese & Swans)
Genus	Aythya
종	Aythya affinis

Distribution

Lesser Scaup has been recorded in 9 countries.

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출현 Not recorded

countries highlighted

🇹🇼 Taiwan 🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States 🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela

External Databases

자주 묻는 질문

What does the Lesser Scaup eat?

Dives for molluscs, crustaceans, and aquatic invertebrates in coastal habitats; hard-shelled benthic prey dominates diet.

Where does the Lesser Scaup live?

Breeds on boreal lakes, ponds, and wetlands in Canada and Alaska. Winters on large lakes, reservoirs, coastal bays, and freshwater across the southern United States, Mexico, and Central America. Often in large rafts.

Is the Lesser Scaup endangered?

The Lesser Scaup has a conservation status of Least Concern.

How does the Lesser Scaup nest?

Nest type: CP. Incubation: 21-22 days. Fledging: 45-50 days.

What does the Lesser Scaup sound like?

Male produces a soft, low purring call; female gives a harsh, nasal scaup sound. Voice nearly identical to Greater Scaup but slightly higher; flocks create a burbling, nasal chatter.

How big is the Lesser Scaup?

The Lesser Scaup has a wingspan of 39.6 cm, weight of 853.75 g.

What order and family does the Lesser Scaup belong to?

The Lesser Scaup (Aythya affinis) belongs to the order Anseriformes and the family Anatidae.