Atlantic Surf Clam vs Polar bear

Spisula solidissima compared with Ursus maritimus

Key Differences

• Atlantic Surf Clam is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Atlantic Surf Clam	Polar bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Venerida (Venerida)	Carnivora (Carnivorans)
Family	Mactridae	Ursidae (Bears)
Genus	Spisula	Ursus (Bears)
Species	Spisula solidissima	Ursus maritimus

Evolutionary Relationship

Atlantic Surf Clam and Polar bear share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Surf Clam

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Atlantic Surf Clam	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Atlantic Surf Clam

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries).

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Surf Clam

The Atlantic Surf Clam (Spisula solidissima) is a species in the genus Spisula. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway