Eurasian beaver vs gammarid shrimp

Castor fiber compared with Gammarus salinus

Key Differences

• Eurasian beaver is Vulnerable while gammarid shrimp is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	gammarid shrimp
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Rodentia (Rodents)	Amphipoda (Amphipoda)
Family	Castoridae (Beavers)	Gammaridae
Genus	Castor (Beavers)	Gammarus
Species	Castor fiber	Gammarus salinus

Evolutionary Relationship

Eurasian beaver and gammarid shrimp share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

gammarid shrimp

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	gammarid shrimp
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

gammarid shrimp

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Denmark, Norway, and Sweden.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden