Hachiware vs Broadgill Catshark

Alopias superciliosus compared with Apristurus riveri

Key Differences

• Hachiware is Vulnerable while Broadgill Catshark is Least Concern.

Taxonomic Classification

Rank	Hachiware	Broadgill Catshark
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Chondrichthyes (軟骨魚綱)	Chondrichthyes (軟骨魚綱)
Order	Lamniformes (ネズミザメ目)	Carcharhiniformes (メジロザメ目)
Family	Alopiidae	Scyliorhinidae
Genus	Alopias	Apristurus
Species	Alopias superciliosus	Apristurus riveri

Evolutionary Relationship

Hachiware and Broadgill Catshark share a common ancestor at the Class level: Chondrichthyes. (軟骨魚綱)

Conservation Status

Hachiware

VU — Vulnerable

Broadgill Catshark

LC — Least Concern

Physical Characteristics

Attribute	Hachiware	Broadgill Catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hachiware

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.

Broadgill Catshark

Habitat

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

Range

Found in Venezuela.

Hachiware

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.

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.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela