Steller's Eider

关于

小绒鸭是北极海鸭，以俄罗斯博物学家斯泰勒命名。雄鸟色彩极为艳丽：头部白色有绿斑，嘴基有细黑圈，胸部橙黄色，体侧黑白相间；雌鸟褐色，翼具双白色翼镜。繁殖于阿拉斯加和西伯利亚北极海岸，越冬于阿留申群岛和西伯利亚沿岸，以无脊椎动物为食，被列为易危物种。

Physical Description

Measurement	Value	Imperial
翼展	40.7 cm	16.0 in
体重	815.75 g	28.77 oz

识别

羽毛

Males have white head with green nape spot, black eye patch and chin; orange-buff underparts; black back with white wing patches. Females mottled dark brown with blue speculum bordered white. Small compact eider.

Habitat & Range

Breeds on low-lying coastal tundra in Arctic Russia and occasionally Alaska. Winters on shallow rocky sea coasts, kelp beds, and sheltered bays in the Baltic Sea and Pacific coast of Alaska. Listed as Vulnerable.

🌿 Wetland

分布范围

Breeds in boreal Canada and Alaska; winters along Pacific and Atlantic coasts and on large interior lakes of the US.

Diet & Feeding

Eats molluscs, crustaceans, and aquatic invertebrates; dives in shallow coastal and estuarine habitats; diet invertebrate-dominated.

保护状况

Vulnerable

IUCN Red List

行为与繁殖

筑巢

Nest type: M. Incubation: 26-27 days. Fledging: 49 days.

产卵数

3-10

声音

鸣唱

Male produces a low, soft cooing note; female gives a guttural, grunting purr. Quieter than other eiders; the male's gentle cooing is unlike the louder calls of the Common Eider.

分类学

Kingdom	Animalia
Phylum	Chordata
Class	Aves
目	Anseriformes (Waterfowl)
科	Anatidae (Ducks, Geese & Swans)
Genus	Polysticta
物种	Polysticta stelleri

Distribution

Steller's Eider has been recorded in 4 countries.

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出现 Not recorded

countries highlighted

🇩🇰 Denmark 🇩🇪 Germany 🇳🇴 Norway 🇸🇪 Sweden

External Databases

常见问题

What does the Steller's Eider eat?

Eats molluscs, crustaceans, and aquatic invertebrates; dives in shallow coastal and estuarine habitats; diet invertebrate-dominated.

Where does the Steller's Eider live?

Breeds on low-lying coastal tundra in Arctic Russia and occasionally Alaska. Winters on shallow rocky sea coasts, kelp beds, and sheltered bays in the Baltic Sea and Pacific coast of Alaska. Listed as Vulnerable.

Is the Steller's Eider endangered?

The Steller's Eider has a conservation status of Vulnerable.

How does the Steller's Eider nest?

Nest type: M. Incubation: 26-27 days. Fledging: 49 days.

What does the Steller's Eider sound like?

Male produces a low, soft cooing note; female gives a guttural, grunting purr. Quieter than other eiders; the male's gentle cooing is unlike the louder calls of the Common Eider.

How big is the Steller's Eider?

The Steller's Eider has a wingspan of 40.7 cm, weight of 815.75 g.

What order and family does the Steller's Eider belong to?

The Steller's Eider (Polysticta stelleri) belongs to the order Anseriformes and the family Anatidae.