Bigeye thresher vs least chink shell

Alopias pelagicus compared with Lacuna parva

Key Differences

• Bigeye thresher is Endangered while least chink shell is Data Deficient.

Taxonomic Classification

Rank	Bigeye thresher	least chink shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Gastropoda (Gastropoda)
Order	Lamniformes (Mackerel Sharks)	Littorinimorpha (Littorinimorpha)
Family	Alopiidae	Littorinidae
Genus	Alopias	Lacuna
Species	Alopias pelagicus	Lacuna parva

Evolutionary Relationship

Bigeye thresher and least chink shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

least chink shell

DD — Data Deficient

Physical Characteristics

Attribute	Bigeye thresher	least chink shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

Habitat

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

Range

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

least chink shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden.

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.