Broadgill Catshark vs Cramp Balls

Apristurus riveri compared with Daldinia concentrica

Key Differences

• Broadgill Catshark is Least Concern while Cramp Balls is Vulnerable.

Taxonomic Classification

Rank	Broadgill Catshark	Cramp Balls
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Sordariomycetes (Sordariomycetes)
Order	Carcharhiniformes (Ground Sharks)	Xylariales (Xylariales)
Family	Scyliorhinidae	Hypoxylaceae
Genus	Apristurus	Daldinia
Species	Apristurus riveri	Daldinia concentrica

Conservation Status

Broadgill Catshark

LC — Least Concern

Cramp Balls

VU — Vulnerable

Physical Characteristics

Attribute	Broadgill Catshark	Cramp Balls
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.

Cramp Balls

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.