Black roughscale catshark vs Round Ray

Apristurus melanoasper compared with Rajella fyllae

Key Differences

• Black roughscale catshark is Least Concern while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Black roughscale catshark	Round Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Elasmobranchii
Order	Carcharhiniformes (Ground Sharks)	Rajiformes (Rajiformes)
Family	Scyliorhinidae	Rajidae
Genus	Apristurus	Rajella
Species	Apristurus melanoasper	Rajella fyllae

Evolutionary Relationship

Black roughscale catshark and Round Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black roughscale catshark

LC — Least Concern

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Black roughscale catshark	Round Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black roughscale catshark

Habitat

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

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Black roughscale catshark

The Black roughscale catshark (Apristurus melanoasper) 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.