Big eye thresher shark vs Slender lantern shark

Alopias superciliosus compared with Etmopterus pusillus

Key Differences

• Big eye thresher shark is Vulnerable while Slender lantern shark is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Slender lantern shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Elasmobranchii
Order	Lamniformes (Mackerel Sharks)	Squaliformes (Squaliformes)
Family	Alopiidae	Etmopteridae
Genus	Alopias	Etmopterus
Species	Alopias superciliosus	Etmopterus pusillus

Evolutionary Relationship

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

Conservation Status

Big eye thresher shark

VU — Vulnerable

Slender lantern shark

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Slender lantern 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.

Slender lantern shark

Habitat

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

Range

Distributed across Chile and Portugal.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇱 Chile 🇵🇹 Portugal