Hwan-do-sang-ǒ vs roker

Alopias pelagicus compared with Raja clavata

Key Differences

• Hwan-do-sang-ǒ is Endangered while roker is Near Threatened.

Taxonomic Classification

Rank	Hwan-do-sang-ǒ	roker
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Chondrichthyes (연골어류)	Elasmobranchii
Order	Lamniformes (악상어목)	Rajiformes (홍어목)
Family	Alopiidae	Rajidae
Genus	Alopias	Raja
Species	Alopias pelagicus	Raja clavata

Evolutionary Relationship

Hwan-do-sang-ǒ and roker share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Hwan-do-sang-ǒ

EN — Endangered

roker

NT — Near Threatened

Physical Characteristics

Attribute	Hwan-do-sang-ǒ	roker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hwan-do-sang-ǒ

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.

roker

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Hwan-do-sang-ǒ

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.