Guiana Dolphin vs St. James' shell

Sotalia guianensis compared with Pecten maximus

Key Differences

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

Taxonomic Classification

Rank	Guiana 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	Sotalia	Pecten
Species	Sotalia guianensis	Pecten maximus

Evolutionary Relationship

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

Conservation Status

Guiana Dolphin

DD — Data Deficient

St. James' shell

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia 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).

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.