fish gill fluke vs Polar bear

Dactylogyrus vastator compared with Ursus maritimus

Key Differences

• fish gill fluke is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	fish gill fluke	Polar bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Platyhelminthes (Platyhelminthes)	Chordata (Chordates)
Class	Monogenea (Monogenea)	Mammalia (Mammals)
Order	Dactylogyridea (Dactylogyridea)	Carnivora (Carnivorans)
Family	Dactylogyridae	Ursidae (Bears)
Genus	Dactylogyrus	Ursus (Bears)
Species	Dactylogyrus vastator	Ursus maritimus

Evolutionary Relationship

fish gill fluke and Polar bear share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

fish gill fluke

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	fish gill fluke	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

fish gill fluke

Habitat

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

Range

Distributed across Austria, Ireland, Mexico, Norway, and Sweden.

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.

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