Bigeye thresher vs Dwarf whip ray

Alopias pelagicus compared with Brevitrygon walga

Key Differences

• Bigeye thresher is Endangered while Dwarf whip ray is Near Threatened.

Taxonomic Classification

Rank	Bigeye thresher	Dwarf whip ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Elasmobranchii
Order	Lamniformes (Mackerel Sharks)	Myliobatiformes (Myliobatiformes)
Family	Alopiidae	Dasyatidae
Genus	Alopias	Brevitrygon
Species	Alopias pelagicus	Brevitrygon walga

Evolutionary Relationship

Bigeye thresher and Dwarf whip ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Dwarf whip ray

NT — Near Threatened

Physical Characteristics

Attribute	Bigeye thresher	Dwarf whip ray
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.

Dwarf whip ray

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.