Broadgill Catshark vs Downy Emerald

Apristurus riveri compared with Cordulia aenea

Taxonomic Classification

Rank	Broadgill Catshark	Downy Emerald
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	Corduliidae
Genus	Apristurus	Cordulia
Species	Apristurus riveri	Cordulia aenea

Evolutionary Relationship

Broadgill Catshark and Downy Emerald share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Broadgill Catshark

LC — Least Concern

Downy Emerald

LC — Least Concern

Physical Characteristics

Attribute	Broadgill Catshark	Downy Emerald
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.

Downy Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

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.

Downy Emerald

Downy Emerald (Cordulia aenea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.