Eastern Pacific Black Ghostshark vs Eurasian beaver

Hydrolagus melanophasma compared with Castor fiber

Key Differences

• Eastern Pacific Black Ghostshark is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Eastern Pacific Black Ghostshark	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Holocephali (Holocephali)	Mammalia (Mammals)
Order	Chimaeriformes (Chimaeriformes)	Rodentia (Rodents)
Family	Chimaeridae	Castoridae (Beavers)
Genus	Hydrolagus	Castor (Beavers)
Species	Hydrolagus melanophasma	Castor fiber

Evolutionary Relationship

Eastern Pacific Black Ghostshark and Eurasian beaver share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eastern Pacific Black Ghostshark

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Eastern Pacific Black Ghostshark	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Pacific Black Ghostshark

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

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.

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.