Australian humpback dolphin vs St. James' shell

Sousa sahulensis compared with Pecten maximus

Key Differences

• Australian humpback dolphin is Vulnerable while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Australian humpback dolphin	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Cetacea (Whales & Dolphins)	Pectinida (Pectinida)
Family	Delphinidae (Oceanic Dolphins)	Pectinidae
Genus	Sousa	Pecten
Species	Sousa sahulensis	Pecten maximus

Evolutionary Relationship

Australian humpback dolphin and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Australian humpback dolphin

VU — Vulnerable

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Australian humpback dolphin	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian humpback dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

St. James' shell

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (China), Europe (8 countries), and South America (Chile).

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.

St. James' shell

St. James' shell (Pecten maximus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.