brackish water freshwater sponge vs Bely Medved

Ephydatia fluviatilis compared with Ursus maritimus

Key Differences

• brackish water freshwater sponge is Not Evaluated while Bely Medved is Vulnerable.

Taxonomic Classification

Rank	brackish water freshwater sponge	Bely Medved
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Porifera (губки)	Chordata (хордовые)
Class	Demospongiae (обыкновенные губки)	Mammalia (млекопитающие)
Order	Spongillida (Spongillida)	Carnivora (хищные)
Family	Spongillidae	Ursidae (Bears)
Genus	Ephydatia	Ursus (Bears)
Species	Ephydatia fluviatilis	Ursus maritimus

Evolutionary Relationship

brackish water freshwater sponge and Bely Medved share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

brackish water freshwater sponge

NE — Not Evaluated

Bely Medved

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	brackish water freshwater sponge	Bely Medved
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

brackish water freshwater sponge

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

brackish water freshwater sponge

The Brackish water freshwater sponge (Ephydatia fluviatilis) is a species in the genus Ephydatia. Native to Europe, inhabiting ecosystems characteristic of the region. It is found in Belgium, Denmark, Norway and Sweden.

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