Color illustration of Mountain Madtom

    Mountain Madtom

    Noturus eleutherus
    exclamation mark

    Endangered

    Neosho Madtom

    Neosho Madtom

    Noturus placidus
    exclamation mark

    Endangered

    Illustration of a northern brook lamprey

    Northern Brook Lamprey

    Ichthyomyzon fossor
    Image of a slender madtom

    Slender Madtom

    Noturus exilis

See Also

Photo of a three-toed amphiuma in an aquarium.

Three-Toed Amphiuma

Amphiuma tridactylum
Photo of researcher holding a gilled siren

Western Lesser Siren

Siren intermedia nettingi