Bigeye thresher vs Heller Tiefenrochen

Alopias pelagicus compared with Bathyraja pallida

Key Differences

• Bigeye thresher is Endangered while Heller Tiefenrochen is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Heller Tiefenrochen
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Chondrichthyes (Knorpelfische)	Elasmobranchii
Order	Lamniformes (Makrelenhaiartige)	Rajiformes (Rajiformes)
Family	Alopiidae	Arhynchobatidae
Genus	Alopias	Bathyraja
Species	Alopias pelagicus	Bathyraja pallida

Evolutionary Relationship

Bigeye thresher and Heller Tiefenrochen share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Bigeye thresher

EN — Endangered

Heller Tiefenrochen

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Heller Tiefenrochen
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.

Heller Tiefenrochen

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.