Black roughscale catshark vs Upper Crust

Apristurus melanoasper compared with Amaurodon cyaneus

Key Differences

• Black roughscale catshark is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark	Upper Crust
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Chordata (脊索動物)	Basidiomycota (担子菌門)
Class	Chondrichthyes (軟骨魚綱)	Agaricomycetes (真正担子菌綱)
Order	Carcharhiniformes (メジロザメ目)	Thelephorales (イボタケ目)
Family	Scyliorhinidae	Thelephoraceae
Genus	Apristurus	Amaurodon
Species	Apristurus melanoasper	Amaurodon cyaneus

Conservation Status

Black roughscale catshark

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Black roughscale catshark	Upper Crust
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.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. 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.