Illustration of an adult flathead catfish

    Flathead Catfish

    Pylodictis olivaris
    Image of grass carp

    Grass Carp

    Ctenopharyngodon idella
    invasive icon

    Invasive

    Lake sturgeon illustration

    Lake Sturgeon

    Acipenser fulvescens
    exclamation mark

    Endangered

    Illustration of a male walleye

    Walleye

    Sander vitreus

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