Bigeye thresher vs southern bobtail squid

Alopias pelagicus compared with Euprymna tasmanica

Key Differences

• Bigeye thresher is Endangered while southern bobtail squid is Data Deficient.

Taxonomic Classification

Rank	Bigeye thresher	southern bobtail squid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Cephalopoda (Cephalopods)
Order	Lamniformes (Mackerel Sharks)	Sepiida (Sepiida)
Family	Alopiidae	Sepiolidae
Genus	Alopias	Euprymna
Species	Alopias pelagicus	Euprymna tasmanica

Evolutionary Relationship

Bigeye thresher and southern bobtail squid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

southern bobtail squid

DD — Data Deficient

Physical Characteristics

Attribute	Bigeye thresher	southern bobtail squid
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.

southern bobtail squid

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.