Black roughscale catshark vs Ocellate Topeshark

Apristurus melanoasper compared with Hemitriakis complicofasciata

Key Differences

• Black roughscale catshark is Least Concern while Ocellate Topeshark is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark	Ocellate Topeshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Chondrichthyes (Cartilaginous Fish)	Chondrichthyes (Cartilaginous Fish)
Order same	Carcharhiniformes (Ground Sharks)	Carcharhiniformes (Ground Sharks)
Family	Scyliorhinidae	Triakidae
Genus	Apristurus	Hemitriakis
Species	Apristurus melanoasper	Hemitriakis complicofasciata

Evolutionary Relationship

Black roughscale catshark and Ocellate Topeshark share a common ancestor at the Order level: Carcharhiniformes. (Ground Sharks)

Conservation Status

Black roughscale catshark

LC — Least Concern

Ocellate Topeshark

VU — Vulnerable

Physical Characteristics

Attribute	Black roughscale catshark	Ocellate Topeshark
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.

Ocellate Topeshark

Habitat

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

Range

Found in Taiwan. 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.