Arctic barrel-bubble vs Bishop ray

Retusa obtusa compared with Aetobatus narinari

Key Differences

• Arctic barrel-bubble is Least Concern while Bishop ray is Near Threatened.

Taxonomic Classification

Rank	Arctic barrel-bubble	Bishop ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Elasmobranchii
Order	Cephalaspidea (Cephalaspidea)	Myliobatiformes (Myliobatiformes)
Family	Retusidae	Myliobatidae
Genus	Retusa	Aetobatus
Species	Retusa obtusa	Aetobatus narinari

Evolutionary Relationship

Arctic barrel-bubble and Bishop ray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Bishop ray

NT — Near Threatened

Physical Characteristics

Attribute	Arctic barrel-bubble	Bishop ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic barrel-bubble

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Bishop ray

Habitat

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

Range

Distributed across Colombia, Taiwan, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Arctic barrel-bubble

The Arctic barrel-bubble (Retusa obtusa) is a species in the genus Retusa. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Bishop ray

The Bishop ray (Aetobatus narinari) is a species in the genus Aetobatus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and South America, inhabiting ecosystems characteristic of the region.