Arctic lamprey vs Far Eastern Brook Lamprey

Lethenteron camtschaticum compared with Lethenteron reissneri

Key Differences

• Arctic lamprey is Near Threatened while Far Eastern Brook Lamprey is Least Concern.

Taxonomic Classification

Rank	Arctic lamprey	Far Eastern Brook Lamprey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Petromyzonti (Petromyzonti)	Petromyzonti (Petromyzonti)
Order same	Petromyzontiformes (lamprey)	Petromyzontiformes (lamprey)
Family same	Petromyzontidae	Petromyzontidae
Genus same	Lethenteron	Lethenteron
Species	Lethenteron camtschaticum	Lethenteron reissneri

Evolutionary Relationship

Arctic lamprey and Far Eastern Brook Lamprey share a common ancestor at the Genus level: Lethenteron.

Conservation Status

Arctic lamprey

NT — Near Threatened

Far Eastern Brook Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Arctic lamprey	Far Eastern Brook Lamprey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lamprey

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Far Eastern Brook Lamprey

Arctic lamprey

The Arctic lamprey (Lethenteron camtschaticum) is a species in the genus Lethenteron. It is currently classified as Near Threatened on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.