European water vole vs violet risso

Arvicola amphibius compared with Rissoa violacea

Key Differences

• European water vole is Near Threatened while violet risso is Not Evaluated.

Taxonomic Classification

Rank	European water vole	violet risso
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Littorinimorpha (Littorinimorpha)
Family	Cricetidae	Rissoidae
Genus	Arvicola	Rissoa
Species	Arvicola amphibius	Rissoa violacea

Evolutionary Relationship

European water vole and violet risso share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

European water vole

NT — Near Threatened

violet risso

NE — Not Evaluated

Physical Characteristics

Attribute	European water vole	violet risso
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European water vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

violet risso

Habitat

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

Range

Distributed across Denmark and Norway.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway