Bigeye thresher vs Chimaera

Alopias pelagicus compared with Chimaera monstrosa

Key Differences

• Bigeye thresher is Endangered while Chimaera is Vulnerable.

Taxonomic Classification

Rank	Bigeye thresher	Chimaera
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Holocephali (Holocephali)
Order	Lamniformes (Mackerel Sharks)	Chimaeriformes (Chimaeriformes)
Family	Alopiidae	Chimaeridae
Genus	Alopias	Chimaera
Species	Alopias pelagicus	Chimaera monstrosa

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Chimaera

VU — Vulnerable

Physical Characteristics

Attribute	Bigeye thresher	Chimaera
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.

Chimaera

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Chimaera

The Chimaera (Chimaera monstrosa) is a species in the genus Chimaera. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.