Eisbär vs Nagelrochen

Ursus maritimus compared with Raja clavata

Key Differences

• Eisbär is Vulnerable while Nagelrochen is Near Threatened.

Taxonomic Classification

Rank	Eisbär	Nagelrochen
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Mammalia (Säugetiere)	Elasmobranchii
Order	Carnivora (Raubtiere)	Rajiformes (Rajiformes)
Family	Ursidae (Bears)	Rajidae
Genus	Ursus (Bears)	Raja
Species	Ursus maritimus	Raja clavata

Evolutionary Relationship

Eisbär and Nagelrochen share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Nagelrochen

NT — Near Threatened

Physical Characteristics

Attribute	Eisbär	Nagelrochen
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

Eisbär

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.

Nagelrochen

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Eisbär

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