小潛鴨 vs 环颈潜鸭

Aythya affinis compared with Aythya collaris

Taxonomic Classification

Rank	小潛鴨	环颈潜鸭
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 affinis	Aythya collaris

Evolutionary Relationship

小潛鴨 and 环颈潜鸭 share a common ancestor at the Genus level: Aythya.

Conservation Status

小潛鴨

LC — Least Concern

环颈潜鸭

LC — Least Concern

Physical Characteristics

Attribute	小潛鴨	环颈潜鸭
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

小潛鴨

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

环颈潜鸭

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

小潛鴨

小潜鸭（Aythya affinis）被IUCN红色名录列为无危（LC）物种。在其分布范围内广泛分布，种群数量丰富稳定，无紧迫的保护问题。

环颈潜鸭

环颈潜鸭（Aythya collaris）在IUCN红色名录中被列为无危（LC）。在其分布范围内广泛分布且数量丰富，种群稳定，无迫切保护忧虑。

Shared Countries

Both species can be found in 9 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States 🇻🇪 Venezuela