Broadgill Catshark vs

Apristurus riveri compared with Torodinium robustum

Key Differences

• Broadgill Catshark is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Broadgill Catshark
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Myzozoa (Myzozoa)
Class	Chondrichthyes (Cartilaginous Fish)	Dinophyceae (Dinophyceae)
Order	Carcharhiniformes (Ground Sharks)	Gymnodiniales (Gymnodiniales)
Family	Scyliorhinidae	Gymnodiniaceae
Genus	Apristurus	Torodinium
Species	Apristurus riveri	Torodinium robustum

Conservation Status

Broadgill Catshark

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Broadgill Catshark
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.

Habitat

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

Range

Distributed across Brazil, Denmark, 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.

Torodinium robustum is a marine dinoflagellate characterized by its robust, elongated cell body with distinctive spiral grooves. It inhabits coastal and open ocean waters worldwide, particularly in temperate and tropical seas. As a photosynthetic protist, it produces energy through photosynthesis while also consuming dissolved organic matter.