レイサンマガモ vs violet risso

Anas laysanensis compared with Rissoa violacea

Key Differences

• レイサンマガモ is Critically Endangered while violet risso is Not Evaluated.

Taxonomic Classification

Rank	レイサンマガモ	violet risso
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Mollusca (軟体動物)
Class	Aves (鳥類)	Gastropoda (腹足綱)
Order	Anseriformes (カモ目)	Littorinimorpha (タマキビガイ下目)
Family	Anatidae	Rissoidae
Genus	Anas	Rissoa
Species	Anas laysanensis	Rissoa violacea

Evolutionary Relationship

レイサンマガモ and violet risso share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

レイサンマガモ

CR — Critically Endangered

violet risso

NE — Not Evaluated

Physical Characteristics

Attribute	レイサンマガモ	violet risso
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

レイサンマガモ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

violet risso

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark and Norway.

レイサンマガモ

レイサンガモ（Anas laysanensis）はIUCNレッドリストで絶滅寸前（CR）に分類されています。深刻な個体数減少と生息地の喪失により、野生での絶滅リスクが極めて高い種です。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway