Bigeye thresher vs Pallas's Fish-Eagle

Alopias pelagicus compared with Haliaeetus leucoryphus

Key Differences

• Bigeye thresher is Endangered while Pallas's Fish-Eagle is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	Pallas's Fish-Eagle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Accipitriformes (Hawks & Eagles)
Family	Alopiidae	Accipitridae (Hawks & Eagles)
Genus	Alopias	Haliaeetus (Sea Eagles)
Species	Alopias pelagicus	Haliaeetus leucoryphus

Evolutionary Relationship

Bigeye thresher and Pallas's Fish-Eagle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Pallas's Fish-Eagle

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	Pallas's Fish-Eagle
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.

Pallas's Fish-Eagle

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (7 countries).

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.