Broadgill Catshark vs Crested Auklet

Apristurus riveri compared with Aethia cristatella

Taxonomic Classification

Rank	Broadgill Catshark	Crested Auklet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Carcharhiniformes (Ground Sharks)	Charadriiformes (Charadriiformes)
Family	Scyliorhinidae	Alcidae
Genus	Apristurus	Aethia
Species	Apristurus riveri	Aethia cristatella

Evolutionary Relationship

Broadgill Catshark and Crested Auklet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Broadgill Catshark

LC — Least Concern

Crested Auklet

LC — Least Concern

Physical Characteristics

Attribute	Broadgill Catshark	Crested Auklet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadgill Catshark

Habitat

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

Range

Found in Venezuela.

Crested Auklet

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and United Kingdom.

Broadgill Catshark

The Broadgill Catshark (Apristurus riveri) 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.