Bigeye thresher vs Narrow-ridged Finless Porpoise

Alopias pelagicus compared with Neophocaena asiaeorientalis

Taxonomic Classification

Rank	Bigeye thresher	Narrow-ridged Finless Porpoise
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class	Chondrichthyes (Kıkırdaklı balıklar)	Mammalia (memeliler)
Order	Lamniformes (Dik burunlular)	Cetacea (Whales & Dolphins)
Family	Alopiidae	Phocoenidae
Genus	Alopias	Neophocaena
Species	Alopias pelagicus	Neophocaena asiaeorientalis

Evolutionary Relationship

Bigeye thresher and Narrow-ridged Finless Porpoise share a common ancestor at the Phylum level: Chordata. (Kordalılar)

Conservation Status

Bigeye thresher

EN — Endangered

Narrow-ridged Finless Porpoise

EN — Endangered

Physical Characteristics

Attribute	Bigeye thresher	Narrow-ridged Finless Porpoise
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.

Narrow-ridged Finless Porpoise

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.