Arctic Fingernailclam vs European Fingernail Clam

Sphaerium nitidum compared with Sphaerium corneum

Taxonomic Classification

Rank	Arctic Fingernailclam	European Fingernail Clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Moluscos)	Mollusca (Moluscos)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order same	Sphaeriida (Sphaeriida)	Sphaeriida (Sphaeriida)
Family same	Sphaeriidae	Sphaeriidae
Genus same	Sphaerium	Sphaerium
Species	Sphaerium nitidum	Sphaerium corneum

Evolutionary Relationship

Arctic Fingernailclam and European Fingernail Clam share a common ancestor at the Genus level: Sphaerium.

Conservation Status

Arctic Fingernailclam

LC — Least Concern

European Fingernail Clam

LC — Least Concern

Physical Characteristics

Attribute	Arctic Fingernailclam	European Fingernail Clam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Fingernailclam

Habitat

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

Range

Distributed across Norway, Sweden, and United States.

European Fingernail Clam

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Arctic Fingernailclam

The Arctic Fingernailclam (Sphaerium nitidum) is a species in the genus Sphaerium. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States