Atlantic Spotted Dolphin vs St. James' shell

Stenella frontalis compared with Pecten maximus

Key Differences

• Atlantic Spotted Dolphin is Data Deficient while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Atlantic Spotted 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	Stenella	Pecten
Species	Stenella frontalis	Pecten maximus

Evolutionary Relationship

Atlantic Spotted Dolphin and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Spotted Dolphin

DD — Data Deficient

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Spotted Dolphin	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Spotted Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Norway, Portugal, and Venezuela.

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).

Atlantic Spotted Dolphin

The Atlantic Spotted Dolphin (Stenella frontalis) is a species in the genus Stenella. Its conservation status is listed as Data Deficient 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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇵🇹 Portugal