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Common Eider

Somateria mollissima

Near Threatened

翼開長

56.0 cm

体重

2042.8333333333333 g

科

Anatidae

目

Anseriformes

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について

北極圏から温帯の海岸で繁殖する大型の潜水ガモ（体長50〜71cm）。雄は白・黒の体に緑の後頭部が特徴的。Somateria mollissima（ホンケワタガモ）の雌は抱卵時に自分の胸の羽（エイダーダウン）を抜いて卵を覆い、これが世界最高の天然断熱材として知られる。Anatidae科。

Physical Description

Measurement	Value	Imperial
翼開長	56.0 cm	22.0 in
体重	2042.8333333333333 g	72.06 oz

識別

羽毛

Male is strikingly pied: white back, neck, and breast contrasting with black cap, belly, and flanks; nape washed pale lime-green. Female uniformly barred warm tawny-brown with darker streaks.

Habitat & Range

🌿 Wetland 🏖️ Coastal

分布域

Breeds on Arctic and subarctic coasts from the North Atlantic to the Pacific. Winters along coasts of northwestern Europe and eastern North America.

Diet & Feeding

Dives for blue mussels, clams, and crustaceans in shallow coastal waters. Swallows shellfish whole and crushes them in the gizzard.

保全状況

Near Threatened

IUCN Red List

行動と繁殖

営巣

Nest type: CP. Incubation: 23-30 days. Fledging: 60-75 days.

一腹卵数

2-7

鳴き声

さえずり

Male produces a loud, resonant ah-WOOO cooing; female gives a deep, guttural quacking series. The male's iconic moaning call echoes across North Atlantic coastlines; a classic seaduck sound.

分類学

Kingdom	Animalia
Phylum	Chordata
Class	Aves
目	Anseriformes (Waterfowl)
科	Anatidae (Ducks, Geese & Swans)
Genus	Somateria
種	Somateria mollissima

Distribution

Common Eider has been recorded in 6 countries.

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生息あり Not recorded

countries highlighted

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇦 Ukraine 🇺🇸 United States

External Databases

よくある質問

What does the Common Eider eat?

Dives for blue mussels, clams, and crustaceans in shallow coastal waters. Swallows shellfish whole and crushes them in the gizzard.

Where does the Common Eider live?

Breeds on Arctic and subarctic coasts from the North Atlantic to the Pacific. Winters along coasts of northwestern Europe and eastern North America.

Is the Common Eider endangered?

The Common Eider has a conservation status of Near Threatened.

How does the Common Eider nest?

Nest type: CP. Incubation: 23-30 days. Fledging: 60-75 days.

What does the Common Eider sound like?

Male produces a loud, resonant ah-WOOO cooing; female gives a deep, guttural quacking series. The male's iconic moaning call echoes across North Atlantic coastlines; a classic seaduck sound.

How big is the Common Eider?

The Common Eider has a wingspan of 56.0 cm, weight of 2042.8333333333333 g.

What order and family does the Common Eider belong to?

The Common Eider (Somateria mollissima) belongs to the order Anseriformes and the family Anatidae.