Angular angel shark vs Big eye thresher shark

Squatina argentina compared with Alopias superciliosus

Key Differences

• Angular angel shark is Critically Endangered while Big eye thresher shark is Vulnerable.

Taxonomic Classification

Rank	Angular angel shark	Big eye thresher shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Chondrichthyes (Cartilaginous Fish)
Order	Squatiniformes (Squatiniformes)	Lamniformes (Mackerel Sharks)
Family	Squatinidae	Alopiidae
Genus	Squatina	Alopias
Species	Squatina argentina	Alopias superciliosus

Evolutionary Relationship

Angular angel shark and Big eye thresher shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Angular angel shark

CR — Critically Endangered

Big eye thresher shark

VU — Vulnerable

Physical Characteristics

Attribute	Angular angel shark	Big eye thresher shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Angular angel shark

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.

Angular angel shark

The Angular angel shark (Squatina argentina) is a species in the genus Squatina. It is currently classified as Critically Endangered on the IUCN Red List.

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.