Image of a bowfin

    Bowfin

    Amia calva
    channel catfish

    Channel Catfish

    Ictalurus punctatus
    Image of a chestnut lamprey

    Chestnut Lamprey

    Ichthyomyzon castaneus
    Illustration of an adult flathead catfish

    Flathead Catfish

    Pylodictis olivaris

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