St. James' shell vs St.James's scallop

Pecten maximus compared with Pecten jacobaeus

Key Differences

• St. James' shell is Least Concern while St.James's scallop is Not Evaluated.

Taxonomic Classification

Rank	St. James' shell	St.James's scallop
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Mollusca (มอลลัสกา)	Mollusca (มอลลัสกา)
Class same	Bivalvia (ชั้นไบวาลเวีย)	Bivalvia (ชั้นไบวาลเวีย)
Order same	Pectinida (Pectinida)	Pectinida (Pectinida)
Family same	Pectinidae	Pectinidae
Genus same	Pecten	Pecten
Species	Pecten maximus	Pecten jacobaeus

Evolutionary Relationship

St. James' shell and St.James's scallop share a common ancestor at the Genus level: Pecten.

Conservation Status

St. James' shell

LC — Least Concern

St.James's scallop

NE — Not Evaluated

Physical Characteristics

Attribute	St. James' shell	St.James's scallop
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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's scallop

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway.

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 1 countries:

🇳🇴 Norway