Broadgill Catshark vs Elegant Tern

Apristurus riveri compared with Thalasseus elegans

Key Differences

• Broadgill Catshark is Least Concern while Elegant Tern is Near Threatened.

Taxonomic Classification

Rank	Broadgill Catshark	Elegant Tern
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	Laridae
Genus	Apristurus	Thalasseus
Species	Apristurus riveri	Thalasseus elegans

Evolutionary Relationship

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

Conservation Status

Broadgill Catshark

LC — Least Concern

Elegant Tern

NT — Near Threatened

Physical Characteristics

Attribute	Broadgill Catshark	Elegant Tern
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.

Elegant Tern

Habitat

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

Range

Distributed across Belgium, Colombia, Denmark, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.