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Barrow's Goldeneye

Bucephala islandica

Least Concern

날개 폭

44.3 cm

체중

838.0 g

과

Anatidae

목

Anseriformes

소개

수컷은 자줏빛 광택 머리와 초승달 모양 흰 얼굴 반점을 가진 중간 크기의 구멍 둥지 오리(약 840g)입니다. 북미 서부와 아이슬란드의 산악 호수 근처에서 번식하며 해안 만에서 월동합니다. 무척추동물과 소형 물고기를 잠수하여 먹습니다. 관심대상 종으로, 둥지를 위해 큰 나무 구멍에 의존합니다.

Physical Description

Measurement	Value	Imperial
날개 폭	44.3 cm	17.4 in
체중	838.0 g	29.56 oz

식별

깃털

Male has iridescent purple-black head with crescent-shaped white facial patch; white body with black scapulars bearing bold white spots. Female grey with brown head, white collar; head rounder than Common Goldeneye.

Habitat & Range

🌿 Wetland 🏖️ Coastal

분포 지역

Breeds in Iceland, western Canada, and locally the western United States. Winters on coasts and lakes of the Pacific Northwest and eastern Canada.

Diet & Feeding

Dives for crustaceans, aquatic insects, and molluscs in mountain lakes and coastal bays. Diet similar to Common Goldeneye.

보전 상태

Least Concern

IUCN Red List

행동 및 번식

둥지

Nest type: CR,CV. Incubation: 28-34 days. Fledging: 56 days.

산란 수

6-14

소리

노래

Male produces a whistled, nasal kaow-kaow call; female gives a harsh quacking series. The male's wheezy, double call differs from Common Goldeneye; heard on western North American lakes.

분류학

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

Distribution

Barrow's Goldeneye has been recorded in 9 countries.

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출현 Not recorded

countries highlighted

🇧🇪 Belgium 🇫🇷 France 🇩🇪 Germany 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇱 Poland 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States

External Databases

자주 묻는 질문

What does the Barrow's Goldeneye eat?

Dives for crustaceans, aquatic insects, and molluscs in mountain lakes and coastal bays. Diet similar to Common Goldeneye.

Where does the Barrow's Goldeneye live?

Breeds in Iceland, western Canada, and locally the western United States. Winters on coasts and lakes of the Pacific Northwest and eastern Canada.

Is the Barrow's Goldeneye endangered?

The Barrow's Goldeneye has a conservation status of Least Concern.

How does the Barrow's Goldeneye nest?

Nest type: CR,CV. Incubation: 28-34 days. Fledging: 56 days.

What does the Barrow's Goldeneye sound like?

Male produces a whistled, nasal kaow-kaow call; female gives a harsh quacking series. The male's wheezy, double call differs from Common Goldeneye; heard on western North American lakes.

How big is the Barrow's Goldeneye?

The Barrow's Goldeneye has a wingspan of 44.3 cm, weight of 838.0 g.

What order and family does the Barrow's Goldeneye belong to?

The Barrow's Goldeneye (Bucephala islandica) belongs to the order Anseriformes and the family Anatidae.