Black roughscale catshark vs undulate ray

Apristurus melanoasper compared with Raja undulata

Key Differences

• Black roughscale catshark is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Black roughscale catshark	undulate 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	Raja
Species	Apristurus melanoasper	Raja undulata

Evolutionary Relationship

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

Conservation Status

Black roughscale catshark

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Black roughscale catshark	undulate 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.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

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.