Bigeye thresher vs Gilled lungfish

Alopias pelagicus compared with Protopterus amphibius

Key Differences

• Bigeye thresher is Endangered while Gilled lungfish is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Gilled lungfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Dipneusti (Dipneusti)
Order	Lamniformes (Mackerel Sharks)	Ceratodontiformes (Ceratodontiformes)
Family	Alopiidae	Protopteridae
Genus	Alopias	Protopterus
Species	Alopias pelagicus	Protopterus amphibius

Evolutionary Relationship

Bigeye thresher and Gilled lungfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Gilled lungfish

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Gilled lungfish
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.

Gilled lungfish

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.