Image of a bighead carp

    Bighead Carp

    Hypophthalmichthys nobilis
    invasive icon

    Invasive

    Image of a bigmouth buffalo

    Bigmouth Buffalo

    Ictiobus cyprinellus
    channel catfish

    Channel Catfish

    Ictalurus punctatus
    Color illustration of Crystal Darter

    Crystal Darter

    Crystallaria asprella
    exclamation mark

    Endangered

    Image of a fathead minnow

    Fathead Minnow

    Pimephales promelas
    Image of grass carp

    Grass Carp

    Ctenopharyngodon idella
    invasive icon

    Invasive

    Image of a northern hogsucker

    Northern Hogsucker

    Hypentelium nigricans
    Image of a Northern studfish

    Northern Studfish

    Fundulus catenatus
    No photo available

    Sturgeon Chub

    Macrhybopsis gelida

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