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Brent Goose

Branta bernicla

Least Concern

翼展

63.9 cm

体重

1335.0 g

科

Anatidae

目

Anseriformes

关于

黑雁是小型海雁，繁殖于北极苔原，越冬于温带沿海地区。全身黑色，颈部有白色斑纹，腹部浅色或深色（因亚种而异）。以海草（大叶藻）和潮间带植物为食，高度依赖沿海湿地。在欧洲和北美分布有多个亚种，其中部分亚种数量因大叶藻减少而受到威胁。

Physical Description

Measurement	Value	Imperial
翼展	63.9 cm	25.2 in
体重	1335.0 g	47.09 oz

识别

羽毛

Small; mostly black head, neck, and breast. Small white neck-patch on adults. Back dark brownish-gray; belly pale gray to white depending on subspecies. White undertail coverts. Sexes similar.

Habitat & Range

Breeds on high-Arctic tundra; winters on estuaries, coastal mudflats, saltmarshes, and sea-grass beds along Atlantic and Pacific coastlines. One of the most strictly coastal wintering geese.

🌿 Wetland 🌾 Grassland 🏖️ Coastal

分布范围

Breeds across boreal and subarctic Canada and Alaska; winters in the southern United States, Mexico, and Central America.

Diet & Feeding

Primarily herbivorous; grazes aquatic plants, grasses, and sedges; swans upend in shallow water for submerged vegetation.

保护状况

Least Concern

IUCN Red List

行为与繁殖

筑巢

Nest type: SC. Incubation: 23-29 days. Fledging: 40-45 days.

产卵数

1-10

声音

鸣唱

A low, guttural 'rronk' or 'ronk-ronk' from flocks. Soft nasal calls in feeding groups. A subtle, understated call for a goose — less loud than most Anser geese.

分类学

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

Distribution

Brent Goose has been recorded in 9 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. #}

出现 Not recorded

countries highlighted

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇮 Slovenia 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States

External Databases

常见问题

What does the Brent Goose eat?

Primarily herbivorous; grazes aquatic plants, grasses, and sedges; swans upend in shallow water for submerged vegetation.

Where does the Brent Goose live?

Breeds on high-Arctic tundra; winters on estuaries, coastal mudflats, saltmarshes, and sea-grass beds along Atlantic and Pacific coastlines. One of the most strictly coastal wintering geese.

Is the Brent Goose endangered?

The Brent Goose has a conservation status of Least Concern.

How does the Brent Goose nest?

Nest type: SC. Incubation: 23-29 days. Fledging: 40-45 days.

What does the Brent Goose sound like?

A low, guttural 'rronk' or 'ronk-ronk' from flocks. Soft nasal calls in feeding groups. A subtle, understated call for a goose — less loud than most Anser geese.

How big is the Brent Goose?

The Brent Goose has a wingspan of 63.9 cm, weight of 1335.0 g.

What order and family does the Brent Goose belong to?

The Brent Goose (Branta bernicla) belongs to the order Anseriformes and the family Anatidae.