Atlantic chimaera vs European water vole

Hydrolagus affinis compared with Arvicola amphibius

Key Differences

• Atlantic chimaera is Least Concern while European water vole is Near Threatened.

Taxonomic Classification

Rank	Atlantic chimaera	European water vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Holocephali (Holocephali)	Mammalia (Mammals)
Order	Chimaeriformes (Chimaeriformes)	Rodentia (Rodents)
Family	Chimaeridae	Cricetidae
Genus	Hydrolagus	Arvicola
Species	Hydrolagus affinis	Arvicola amphibius

Evolutionary Relationship

Atlantic chimaera and European water vole share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic chimaera

LC — Least Concern

European water vole

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic chimaera	European water vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic chimaera

Habitat

Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Portugal.

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.

Atlantic chimaera

The Atlantic chimaera (Hydrolagus affinis) is a species in the genus Hydrolagus. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and South America, inhabiting ecosystems characteristic of the region.