Sea lamprey  (Petromyzon marinus)

Facts

Kingdom Animalia
Phylum Chordata
Class Cephalaspidomorphi
Order Petromyzontiformes
Family Petromyzontidae
Genus Petromyzon (1)
Size Head-body length at spawning: over 45 cm (2)
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Status

Classified as Least Concern (LC) on the IUCN Red List (1). Listed in Appendix III of the Bern Convention and Annex II of the EC Habitats Directive (3).