blunt tellin vs Capped Orb Mussel

Arcopagia crassa compared with Musculium lacustre

Key Differences

• blunt tellin is Vulnerable while Capped Orb Mussel is Least Concern.

Taxonomic Classification

Rank	blunt tellin	Capped Orb Mussel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order	Cardiida (Cardiida)	Sphaeriida (Sphaeriida)
Family	Tellinidae	Sphaeriidae
Genus	Arcopagia	Musculium
Species	Arcopagia crassa	Musculium lacustre

Evolutionary Relationship

blunt tellin and Capped Orb Mussel share a common ancestor at the Class level: Bivalvia. (Bivalvia)

Conservation Status

blunt tellin

VU — Vulnerable

Capped Orb Mussel

LC — Least Concern

Physical Characteristics

Attribute	blunt tellin	Capped Orb Mussel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Capped Orb Mussel

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Capped Orb Mussel

The Capped Orb Mussel (Musculium lacustre) is a species in the genus Musculium. It is currently classified as Least Concern (LC) 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:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden