紅頭潛鴨 vs 斑背潛鴨

Aythya ferina compared with Aythya marila

Key Differences

• 紅頭潛鴨 is Near Threatened while 斑背潛鴨 is Vulnerable.

Taxonomic Classification

Rank	紅頭潛鴨	斑背潛鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Anseriformes (雁形目)	Anseriformes (雁形目)
Family same	Anatidae	Anatidae
Genus same	Aythya	Aythya
Species	Aythya ferina	Aythya marila

Evolutionary Relationship

紅頭潛鴨 and 斑背潛鴨 share a common ancestor at the Genus level: Aythya.

Conservation Status

紅頭潛鴨

NT — Near Threatened

斑背潛鴨

VU — Vulnerable

Physical Characteristics

Attribute	紅頭潛鴨	斑背潛鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

紅頭潛鴨

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

斑背潛鴨

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

紅頭潛鴨

红头潜鸭（Aythya ferina）在IUCN红色名录中被列为近危（NT）。接近受威胁标准，若无保护措施，种群可能变得脆弱。

斑背潛鴨

斑背潜鸭（Aythya marila）在IUCN红色名录中被列为易危物种（VU）。野外种群数量下降，栖息地压力增加，面临较高的濒危风险。

Shared Countries

Both species can be found in 5 countries:

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