Cá Ó không gai vs European water vole

Aetomylaeus nichofii compared with Arvicola amphibius

Key Differences

• Cá Ó không gai is Vulnerable while European water vole is Near Threatened.

Taxonomic Classification

Rank	Cá Ó không gai	European water vole
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Elasmobranchii	Mammalia (lớp Thú)
Order	Myliobatiformes (Bộ Cá đuối ó)	Rodentia (Bộ Gặm nhấm)
Family	Myliobatidae	Cricetidae
Genus	Aetomylaeus	Arvicola
Species	Aetomylaeus nichofii	Arvicola amphibius

Evolutionary Relationship

Cá Ó không gai and European water vole share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Cá Ó không gai

VU — Vulnerable

European water vole

NT — Near Threatened

Physical Characteristics

Attribute	Cá Ó không gai	European water vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cá Ó không gai

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

Cá Ó không gai

The Banded eagle ray (Aetomylaeus nichofii) is a species in the genus Aetomylaeus. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.