Bigeye thresher vs Pallas's Cormorant

Alopias pelagicus compared with Phalacrocorax perspicillatus

Key Differences

• Bigeye thresher is Endangered while Pallas's Cormorant is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	Pallas's Cormorant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Suliformes (Suliformes)
Family	Alopiidae	Phalacrocoracidae
Genus	Alopias	Phalacrocorax
Species	Alopias pelagicus	Phalacrocorax perspicillatus

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Pallas's Cormorant

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	Pallas's Cormorant
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 Cormorant

Habitat

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

Range

Found in Norway.

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.