Broadgill Catshark vs Tiny Earthstar

Apristurus riveri compared with Geastrum minimum

Key Differences

• Broadgill Catshark is Least Concern while Tiny Earthstar is Near Threatened.

Taxonomic Classification

Rank	Broadgill Catshark	Tiny Earthstar
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Agaricomycetes (Mushrooms)
Order	Carcharhiniformes (Ground Sharks)	Geastrales (Geastrales)
Family	Scyliorhinidae	Geastraceae
Genus	Apristurus	Geastrum
Species	Apristurus riveri	Geastrum minimum

Conservation Status

Broadgill Catshark

LC — Least Concern

Tiny Earthstar

NT — Near Threatened

Physical Characteristics

Attribute	Broadgill Catshark	Tiny Earthstar
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.

Tiny Earthstar

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil). 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.