Hector s Dolphin vs roker

Cephalorhynchus hectori compared with Raja clavata

Key Differences

• Hector s Dolphin is Endangered while roker is Near Threatened.

Taxonomic Classification

Rank	Hector s Dolphin	roker
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Cephalorhynchus	Raja
Species	Cephalorhynchus hectori	Raja clavata

Evolutionary Relationship

Hector s Dolphin and roker share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hector s Dolphin

EN — Endangered

roker

NT — Near Threatened

Physical Characteristics

Attribute	Hector s Dolphin	roker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hector s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.