Black roughscale catshark vs Red-Head Pondweed

Apristurus melanoasper compared with Potamogeton richardsonii

Taxonomic Classification

Rank	Black roughscale catshark	Red-Head Pondweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Chondrichthyes (Cartilaginous Fish)	Liliopsida (Monocots)
Order	Carcharhiniformes (Ground Sharks)	Alismatales (Alismatales)
Family	Scyliorhinidae	Potamogetonaceae
Genus	Apristurus	Potamogeton
Species	Apristurus melanoasper	Potamogeton richardsonii

Conservation Status

Black roughscale catshark

LC — Least Concern

Red-Head Pondweed

LC — Least Concern

Physical Characteristics

Attribute	Black roughscale catshark	Red-Head Pondweed
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.

Red-Head Pondweed

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada, Norway, and 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.