Australian humpback dolphin vs Spinetail ray

Sousa sahulensis compared with Bathyraja spinicauda

Key Differences

• Australian humpback dolphin is Vulnerable while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Australian humpback dolphin	Spinetail ray
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)	Arhynchobatidae
Genus	Sousa	Bathyraja
Species	Sousa sahulensis	Bathyraja spinicauda

Evolutionary Relationship

Australian humpback dolphin and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Australian humpback dolphin

VU — Vulnerable

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Australian humpback dolphin	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian humpback dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Australian humpback dolphin

The Australian humpback dolphin (Sousa sahulensis) is a species in the genus Sousa. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.