Arctic Smudge vs Black roughscale catshark

Plutella haasi compared with Apristurus melanoasper

Key Differences

• Arctic Smudge is Near Threatened while Black roughscale catshark is Least Concern.

Taxonomic Classification

Rank	Arctic Smudge	Black roughscale catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Chondrichthyes (Cartilaginous Fish)
Order	Lepidoptera (Butterflies & Moths)	Carcharhiniformes (Ground Sharks)
Family	Plutellidae	Scyliorhinidae
Genus	Plutella	Apristurus
Species	Plutella haasi	Apristurus melanoasper

Evolutionary Relationship

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

Conservation Status

Arctic Smudge

NT — Near Threatened

Black roughscale catshark

LC — Least Concern

Physical Characteristics

Attribute	Arctic Smudge	Black roughscale catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Smudge

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black roughscale catshark

Habitat

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

Arctic Smudge

The Arctic Smudge (Plutella haasi) is a species in the genus Plutella. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.