スズガモ vs コスズガモ

Aythya marila compared with Aythya affinis

Key Differences

• スズガモ is Vulnerable while コスズガモ is Least Concern.

Taxonomic Classification

Rank	スズガモ	コスズガモ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order same	Anseriformes (カモ目)	Anseriformes (カモ目)
Family same	Anatidae	Anatidae
Genus same	Aythya	Aythya
Species	Aythya marila	Aythya affinis

Evolutionary Relationship

スズガモ and コスズガモ share a common ancestor at the Genus level: Aythya.

Conservation Status

スズガモ

VU — Vulnerable

コスズガモ

LC — Least Concern

Physical Characteristics

Attribute	スズガモ	コスズガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

スズガモ

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.

コスズガモ

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).

スズガモ

スズガモ（Aythya marila）はIUCNレッドリストで危急種（VU）に分類されています。個体群が減少し生息地への圧力が増大しており、野生での絶滅リスクが高い状況です。

コスズガモ

コスズガモ（Aythya affinis）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体にわたって広く分布し個体数が豊富で安定しており、早急な保護上の懸念はありません。

Shared Countries

Both species can be found in 5 countries:

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