bar clam vs Canadian beaver

Spisula solida compared with Castor canadensis

Key Differences

• bar clam is Near Threatened while Canadian beaver is Not Evaluated.

Taxonomic Classification

Rank	bar clam	Canadian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Venerida (Venerida)	Rodentia (Rodents)
Family	Mactridae	Castoridae (Beavers)
Genus	Spisula	Castor (Beavers)
Species	Spisula solida	Castor canadensis

Evolutionary Relationship

bar clam and Canadian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

bar clam

NT — Near Threatened

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Physical Characteristics

Attribute	bar clam	Canadian beaver
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	1.0 m
Average Weight	—	25.0 kg

Habitat & Geographic Range

bar clam

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Canadian beaver

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Widely distributed across Europe (15 countries), North America (United States), and South America (Argentina, Chile).

bar clam

The Bar clam (Spisula solida) is a species in the genus Spisula. It is currently classified as Near Threatened on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Canadian beaver

The largest rodent in North America, Canadian beavers weigh up to 32 kg and are master ecosystem engineers inhabiting rivers, lakes, and wetlands across Canada and the northern United States. By felling trees and constructing dams up to hundreds of meters long, beavers create ponds that provide habitat for hundreds of species. Their lodges and canals transform entire watersheds. Once nearly hunted to extinction for their fur, beaver populations have recovered strongly.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden