Alfken's Mini-miner vs St. James' shell

Andrena alfkenella compared with Pecten maximus

Key Differences

• Alfken's Mini-miner is Near Threatened while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Alfken's Mini-miner	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Hymenoptera (Ants, Bees & Wasps)	Pectinida (Pectinida)
Family	Andrenidae	Pectinidae
Genus	Andrena	Pecten
Species	Andrena alfkenella	Pecten maximus

Evolutionary Relationship

Alfken's Mini-miner and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Alfken's Mini-miner	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alfken's Mini-miner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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).

Alfken's Mini-miner

The Alfken's Mini-miner (Andrena alfkenella) is a species in the genus Andrena. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden