Grooved Fingernailclam vs Fluss-Kugelmuschel

Sphaerium simile compared with Sphaerium rivicola

Key Differences

• Grooved Fingernailclam is Least Concern while Fluss-Kugelmuschel is Not Evaluated.

Taxonomic Classification

Rank	Grooved Fingernailclam	Fluss-Kugelmuschel
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Mollusca (Weichtiere)	Mollusca (Weichtiere)
Class same	Bivalvia (Muscheln)	Bivalvia (Muscheln)
Order same	Sphaeriida (Sphaeriida)	Sphaeriida (Sphaeriida)
Family same	Sphaeriidae	Sphaeriidae
Genus same	Sphaerium	Sphaerium
Species	Sphaerium simile	Sphaerium rivicola

Evolutionary Relationship

Grooved Fingernailclam and Fluss-Kugelmuschel share a common ancestor at the Genus level: Sphaerium.

Conservation Status

Grooved Fingernailclam

LC — Least Concern

Fluss-Kugelmuschel

NE — Not Evaluated

Physical Characteristics

Attribute	Grooved Fingernailclam	Fluss-Kugelmuschel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grooved Fingernailclam

Habitat

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

Range

Distributed across Norway and United States.

Fluss-Kugelmuschel

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Ukraine.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway