ホシハジロ vs オーストラリアメジロガモ

Aythya ferina compared with Aythya australis

Key Differences

• ホシハジロ is Near Threatened while オーストラリアメジロガモ is Least Concern.

Taxonomic Classification

Rank	ホシハジロ	オーストラリアメジロガモ
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 ferina	Aythya australis

Evolutionary Relationship

ホシハジロ and オーストラリアメジロガモ share a common ancestor at the Genus level: Aythya.

Conservation Status

ホシハジロ

NT — Near Threatened

オーストラリアメジロガモ

LC — Least Concern

Physical Characteristics

Attribute	ホシハジロ	オーストラリアメジロガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ホシハジロ

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.

オーストラリアメジロガモ

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom.

ホシハジロ

ホシハジロ（Aythya ferina）はIUCNレッドリストで準絶滅危惧（NT）に分類されている。脅威のある種の基準に近く、保全措置がなければ脆弱になる可能性がある。

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom