Bigeye sand shark vs Bely Medved

Odontaspis noronhai compared with Ursus maritimus

Key Differences

• Bigeye sand shark is Least Concern while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	Bigeye sand shark	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Chondrichthyes (хрящевые рыбы)	Mammalia (млекопитающие)
Order	Lamniformes (ламнообразные)	Carnivora (хищные)
Family	Odontaspididae	Ursidae (Bears)
Genus	Odontaspis	Ursus (Bears)
Species	Odontaspis noronhai	Ursus maritimus

Evolutionary Relationship

Bigeye sand shark and Bely Medved share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Bigeye sand shark

LC — Least Concern

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bigeye sand shark	Bely Medved
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Bigeye sand shark

Habitat

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

Range

Found in Norway.

Bely Medved

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.

Bigeye sand shark

The Bigeye sand shark (Odontaspis noronhai) is a species in the genus Odontaspis. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Bely Medved

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