Black roughscale catshark vs Lesser Smoothcap

Apristurus melanoasper compared with Atrichum angustatum

Key Differences

• Black roughscale catshark is Least Concern while Lesser Smoothcap is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark	Lesser Smoothcap
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Bryophyta
Class	Chondrichthyes (Cartilaginous Fish)	Polytrichopsida (Polytrichopsida)
Order	Carcharhiniformes (Ground Sharks)	Polytrichales (Polytrichales)
Family	Scyliorhinidae	Polytrichaceae
Genus	Apristurus	Atrichum
Species	Apristurus melanoasper	Atrichum angustatum

Conservation Status

Black roughscale catshark

LC — Least Concern

Lesser Smoothcap

VU — Vulnerable

Physical Characteristics

Attribute	Black roughscale catshark	Lesser Smoothcap
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.

Lesser Smoothcap

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable 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.