Giant Northern Peaclam vs Greater Eastern Peaclam

Pisidium idahoense compared with Pisidium dubium

Taxonomic Classification

Rank	Giant Northern Peaclam	Greater Eastern Peaclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order same	Sphaeriida (Sphaeriida)	Sphaeriida (Sphaeriida)
Family same	Sphaeriidae	Sphaeriidae
Genus same	Pisidium	Pisidium
Species	Pisidium idahoense	Pisidium dubium

Evolutionary Relationship

Giant Northern Peaclam and Greater Eastern Peaclam share a common ancestor at the Genus level: Pisidium.

Conservation Status

Giant Northern Peaclam

LC — Least Concern

Greater Eastern Peaclam

LC — Least Concern

Physical Characteristics

Attribute	Giant Northern Peaclam	Greater Eastern Peaclam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Giant Northern Peaclam

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway.

Greater Eastern Peaclam

Habitat

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

Range

Found in United States.