Eurasian Wigeon vs Gadwall

Mareca penelope compared with Mareca strepera

Key Differences

• Eurasian Wigeon is Vulnerable while Gadwall is Least Concern.

Taxonomic Classification

Rank	Eurasian Wigeon	Gadwall
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	Mareca	Mareca
Species	Mareca penelope	Mareca strepera

Evolutionary Relationship

Eurasian Wigeon and Gadwall share a common ancestor at the Genus level: Mareca.

Conservation Status

Eurasian Wigeon

VU — Vulnerable

Gadwall

LC — Least Concern

Physical Characteristics

Attribute	Eurasian Wigeon	Gadwall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian Wigeon

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Gadwall

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).

Eurasian Wigeon

赤颈鸭（Mareca penelope）在IUCN红色名录中被列为易危（VU）物种。在野外面临高度危险风险，种群数量下降，栖息地压力不断增加。

Gadwall

赤膀鸭（Mareca strepera）在IUCN红色名录中被列为无危（LC）。在整个分布范围内广泛分布且数量丰富，种群稳定，无直接的保护关注。

Shared Countries

Both species can be found in 6 countries:

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