Color illustration of Crystal Darter

    Crystal Darter

    Crystallaria asprella
    exclamation mark

    Endangered

    Image of a greenside darter fish

    Greenside Darter

    Etheostoma blennioides
    Color illustration of Harlequin Darter-Male

    Harlequin Darter

    Etheostoma histrio
    exclamation mark

    Endangered

    Image of a logperch

    Logperch

    Percina caprodes
    Illustration of a Niangua darter

    Niangua Darter

    Etheostoma nianguae
    exclamation mark

    Endangered

    Illustration of a redfin darter male in breeding colors.

    Redfin Darter

    Etheostoma whipplei
    exclamation mark

    Endangered

    Color illustration of Swamp Darter

    Swamp Darter

    Etheostoma fusiforme
    exclamation mark

    Endangered

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