Big eye thresher shark vs Broadmouth cat shark

Alopias superciliosus compared with Apristurus macrostomus

Key Differences

• Big eye thresher shark is Vulnerable while Broadmouth cat shark is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Broadmouth cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Chondrichthyes (Cartilaginous Fish)	Chondrichthyes (Cartilaginous Fish)
Order	Lamniformes (Mackerel Sharks)	Carcharhiniformes (Ground Sharks)
Family	Alopiidae	Scyliorhinidae
Genus	Alopias	Apristurus
Species	Alopias superciliosus	Apristurus macrostomus

Evolutionary Relationship

Big eye thresher shark and Broadmouth cat shark share a common ancestor at the Class level: Chondrichthyes. (Cartilaginous Fish)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Broadmouth cat shark

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Broadmouth cat shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadmouth cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Found in Taiwan.

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Broadmouth cat shark

The Broadmouth Cat Shark (Apristurus macrostomus) 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.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan