Big eye thresher shark vs Black-bordered Piercer

Alopias superciliosus compared with Pammene argyrana

Key Differences

• Big eye thresher shark is Vulnerable while Black-bordered Piercer is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Black-bordered Piercer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Lepidoptera (Butterflies & Moths)
Family	Alopiidae	Tortricidae
Genus	Alopias	Pammene
Species	Alopias superciliosus	Pammene argyrana

Evolutionary Relationship

Big eye thresher shark and Black-bordered Piercer share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Black-bordered Piercer

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Black-bordered Piercer
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.

Black-bordered Piercer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Black-bordered Piercer

The Black-bordered Piercer (Pammene argyrana) is a species in the genus Pammene. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.