🐦

Black Scoter

Melanitta americana

Near Threatened

翼開長

44.0 cm

体重

1046.1 g

科

Anatidae

目

Anseriformes

On this page

について

北米のブラックスコーター。北アメリカのツンドラで繁殖し、太平洋・大西洋沿岸で越冬する大型の海ガモ。雄は全身真っ黒でオレンジ色の嘴瘤が特徴的。貝類や甲殻類を潜水して捕食する。低危険種。

Physical Description

Measurement	Value	Imperial
翼開長	44.0 cm	17.3 in
体重	1046.1 g	36.90 oz

識別

羽毛

Male is pure glossy black throughout with a prominent bright orange-yellow knob at bill base. Female is dark sooty-brown with pale buff cheeks and foreneck contrasting with darker cap and hindneck.

Habitat & Range

🌿 Wetland 🌾 Grassland

分布域

Breeds in boreal forests and tundra of Alaska and northern Canada. Winters along Pacific and Atlantic coasts south to Baja California and Florida.

Diet & Feeding

Dives for molluscs, particularly mussels and clams, in coastal waters. Takes aquatic insects and plant matter on freshwater breeding lakes.

保全状況

Near Threatened

IUCN Red List

行動と繁殖

営巣

Nest type: SC. Incubation: 30-31 days. Fledging: 45-50 days.

一腹卵数

5-11

鳴き声

さえずり

Male produces a low, melodious whistle; female gives a harsh, grating call. Closely related to Common Scoter; voice very similar; heard on North American Pacific and Atlantic coasts in winter.

分類学

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

Distribution

Black Scoter has been recorded in 5 countries.

{# Distribution Map — simplified SVG world map with highlighted countries. Expects `country_codes` variable: list of ISO alpha-2 codes (e.g. ["US", "CA", "MX"]). Uses Alpine.js to toggle classes on country paths. #}

生息あり Not recorded

countries highlighted

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States 🇨🇴 Colombia

External Databases

よくある質問

What does the Black Scoter eat?

Dives for molluscs, particularly mussels and clams, in coastal waters. Takes aquatic insects and plant matter on freshwater breeding lakes.

Where does the Black Scoter live?

Breeds in boreal forests and tundra of Alaska and northern Canada. Winters along Pacific and Atlantic coasts south to Baja California and Florida.

Is the Black Scoter endangered?

The Black Scoter has a conservation status of Near Threatened.

How does the Black Scoter nest?

Nest type: SC. Incubation: 30-31 days. Fledging: 45-50 days.

What does the Black Scoter sound like?

Male produces a low, melodious whistle; female gives a harsh, grating call. Closely related to Common Scoter; voice very similar; heard on North American Pacific and Atlantic coasts in winter.

How big is the Black Scoter?

The Black Scoter has a wingspan of 44.0 cm, weight of 1046.1 g.

What order and family does the Black Scoter belong to?

The Black Scoter (Melanitta americana) belongs to the order Anseriformes and the family Anatidae.