Arctic barrel-bubble vs Atlantic ghost cat shark

Retusa obtusa compared with Apristurus laurussonii

Taxonomic Classification

Rank	Arctic barrel-bubble	Atlantic ghost cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Chondrichthyes (Cartilaginous Fish)
Order	Cephalaspidea (Cephalaspidea)	Carcharhiniformes (Ground Sharks)
Family	Retusidae	Scyliorhinidae
Genus	Retusa	Apristurus
Species	Retusa obtusa	Apristurus laurussonii

Evolutionary Relationship

Arctic barrel-bubble and Atlantic ghost cat shark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Atlantic ghost cat shark

LC — Least Concern

Physical Characteristics

Attribute	Arctic barrel-bubble	Atlantic ghost cat shark
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.

Atlantic ghost cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Portugal and Venezuela.

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.

Atlantic ghost cat shark

The Atlantic ghost cat shark (Apristurus laurussonii) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.