Black roughscale catshark vs Double-crested Cormorant

Apristurus melanoasper compared with Phalacrocorax auritus

Taxonomic Classification

Rank	Black roughscale catshark	Double-crested Cormorant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Carcharhiniformes (Ground Sharks)	Suliformes (Suliformes)
Family	Scyliorhinidae	Phalacrocoracidae
Genus	Apristurus	Phalacrocorax
Species	Apristurus melanoasper	Phalacrocorax auritus

Evolutionary Relationship

Black roughscale catshark and Double-crested Cormorant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black roughscale catshark

LC — Least Concern

Double-crested Cormorant

LC — Least Concern

Physical Characteristics

Attribute	Black roughscale catshark	Double-crested Cormorant
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.

Double-crested Cormorant

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia).

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.

Double-crested Cormorant

Double-crested Cormorant (Phalacrocorax auritus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.