"The brook lamprey (Lampetra planeri, also known as the European brook lamprey and the western brook lamprey) is a small European lamprey species that exclusively inhabits freshwater environments. The species is related to, but distinct from, the North American northern brook lamprey (Lampetra richardsoni)."@en . . "Brook lamprey"@en . . . . . "IUCN3.1" . . . "LC" . . .