Black roughscale catshark vs River Bluet

Apristurus melanoasper compared with Enallagma anna

Taxonomic Classification

Rank	Black roughscale catshark	River Bluet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Carcharhiniformes (Ground Sharks)	Odonata (Odonata)
Family	Scyliorhinidae	Coenagrionidae
Genus	Apristurus	Enallagma
Species	Apristurus melanoasper	Enallagma anna

Evolutionary Relationship

Black roughscale catshark and River Bluet share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black roughscale catshark

LC — Least Concern

River Bluet

LC — Least Concern

Physical Characteristics

Attribute	Black roughscale catshark	River Bluet
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.

River Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

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.