Fin's Fish Guide
Family within Lampreys, sturgeons & primitive fishes → 
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Petromyzontidae
21 species in this family
The Petromyzontidae family belongs to the lampreys, sturgeons & primitive fishes and includes 21 species in the guide. You find them all below, with photos, identification details and distribution. Identify them in the field with the Fin's Fish Guide app.
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Best-known species
Sea lamprey
Petromyzon marinus
Petromyzontidae
European river lamprey
Lampetra fluviatilis
Petromyzontidae
Brook lamprey
Lampetra planeri
Petromyzontidae
Arctic lamprey
Lethenteron camtschaticum
Petromyzontidae
Pacific lamprey
Entosphenus tridentatus
Petromyzontidae
Po brook lamprey
Lethenteron zanandreai
Petromyzontidae
Western brook lamprey
Lampetra richardsoni
Petromyzontidae
Caspian lamprey
Caspiomyzon wagneri
Petromyzontidae
Asiatic brook lamprey
Lethenteron reissneri
Petromyzontidae
Parasitic river lamprey
Lampetra ayresii
Petromyzontidae
All species from A to Z
Allegheny brook lamprey
Ichthyomyzon greeleyi
Petromyzontidae
American brook lamprey
Lethenteron appendix
Petromyzontidae
Arctic lamprey
Lethenteron camtschaticum
Petromyzontidae
Asiatic brook lamprey
Lethenteron reissneri
Petromyzontidae
Brook lamprey
Lampetra planeri
Petromyzontidae
Carpathian brook lamprey
Eudontomyzon danfordi
Petromyzontidae
Caspian lamprey
Caspiomyzon wagneri
Petromyzontidae
Chestnut lamprey
Ichthyomyzon castaneus
Petromyzontidae
European river lamprey
Lampetra fluviatilis
Petromyzontidae
Least brook lamprey
Lampetra aepyptera
Petromyzontidae
Northern brook lamprey
Ichthyomyzon fossor
Petromyzontidae
Ohio lamprey
Ichthyomyzon bdellium
Petromyzontidae
Pacific lamprey
Entosphenus tridentatus
Petromyzontidae
Parasitic river lamprey
Lampetra ayresii
Petromyzontidae
Pit-Klamath brook lamprey
Entosphenus lethophagus
Petromyzontidae
Po brook lamprey
Lethenteron zanandreai
Petromyzontidae
Sea lamprey
Petromyzon marinus
Petromyzontidae
Siberian brook lamprey
Lethenteron kessleri
Petromyzontidae
Silver lamprey
Ichthyomyzon unicuspis
Petromyzontidae
Southern brook lamprey
Ichthyomyzon gagei
Petromyzontidae
Western brook lamprey
Lampetra richardsoni
Petromyzontidae