Narrowbar swellshark vs Eisbär

Cephaloscyllium zebrum compared with Ursus maritimus

Key Differences

• Narrowbar swellshark is Data Deficient while Eisbär is Vulnerable.

Taxonomic Classification

Rank	Narrowbar swellshark	Eisbär
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Chondrichthyes (Knorpelfische)	Mammalia (Säugetiere)
Order	Carcharhiniformes (Grundhaie)	Carnivora (Raubtiere)
Family	Scyliorhinidae	Ursidae (Bears)
Genus	Cephaloscyllium	Ursus (Bears)
Species	Cephaloscyllium zebrum	Ursus maritimus

Evolutionary Relationship

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

Conservation Status

Narrowbar swellshark

DD — Data Deficient

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Narrowbar swellshark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.

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.