Bigeye thresher vs Haha

Alopias pelagicus compared with Cyanea procera

Key Differences

• Bigeye thresher is Endangered while Haha is Critically Endangered.

Taxonomic Classification

Rank	Bigeye thresher	Haha
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Cnidaria (Cnidarians)
Class	Chondrichthyes (Cartilaginous Fish)	Scyphozoa (Scyphozoa)
Order	Lamniformes (Mackerel Sharks)	Semaeostomeae (Semaeostomeae)
Family	Alopiidae	Cyaneidae
Genus	Alopias	Cyanea
Species	Alopias pelagicus	Cyanea procera

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Haha

CR — Critically Endangered

Physical Characteristics

Attribute	Bigeye thresher	Haha
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.

Haha

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.