Black roughscale catshark vs

Apristurus melanoasper compared with Fuscidea praeruptorum

Key Differences

• Black roughscale catshark is Least Concern while is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Lecanoromycetes (Lecanoromycetes)
Order	Carcharhiniformes (Ground Sharks)	Umbilicariales (Umbilicariales)
Family	Scyliorhinidae	Fuscideaceae
Genus	Apristurus	Fuscidea
Species	Apristurus melanoasper	Fuscidea praeruptorum

Conservation Status

Black roughscale catshark

LC — Least Concern

VU — Vulnerable

Physical Characteristics

Attribute	Black roughscale catshark
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.

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. 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.

Fuscidea praeruptorum is a crustose lichen in the family Fuscideaceae, assessed as Vulnerable (VU). It grows on siliceous rock surfaces in stable, undisturbed habitats and is sensitive to air pollution and land use changes. Its vulnerable status reflects the restricted occurrence of suitable clean-air rocky substrates.