Black roughscale catshark vs Emerald Spreadwing

Apristurus melanoasper compared with Lestes dryas

Key Differences

• Black roughscale catshark is Least Concern while Emerald Spreadwing is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark	Emerald Spreadwing
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	Lestidae
Genus	Apristurus	Lestes
Species	Apristurus melanoasper	Lestes dryas

Evolutionary Relationship

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

Conservation Status

Black roughscale catshark

LC — Least Concern

Emerald Spreadwing

VU — Vulnerable

Physical Characteristics

Attribute	Black roughscale catshark	Emerald Spreadwing
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.

Emerald Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (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.

Emerald Spreadwing

Emerald Spreadwing (Lestes dryas) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.