Bigeye thresher vs Yellow Bittern

Alopias pelagicus compared with Ixobrychus sinensis

Key Differences

• Bigeye thresher is Endangered while Yellow Bittern is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Yellow Bittern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Pelecaniformes (Pelecaniformes)
Family	Alopiidae	Ardeidae
Genus	Alopias	Ixobrychus
Species	Alopias pelagicus	Ixobrychus sinensis

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Yellow Bittern

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Yellow Bittern
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.

Yellow Bittern

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 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.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan