Black bullhead side view photo with black background

    Black Bullhead

    Ameiurus melas
    Black River madtom side view photo with black background

    Black River Madtom

    Noturus mayden
    Brindled madtom side view photo with black background

    Brindled Madtom

    Noturus miurus
    Brown bullhead side view photo with black background

    Brown Bullhead

    Ameiurus nebulosus
    Channel catfish side view photo with black background

    Channel Catfish

    Ictalurus punctatus
    Checkered madtom side view photo with black background

    Checkered Madtom

    Noturus flavater
    Chestnut lamprey side view photo with black background

    Chestnut Lamprey

    Ichthyomyzon castaneus
    Flathead catfish side view photo with black background

    Flathead Catfish

    Pylodictis olivaris
    Freckled madtom side view photo with black background

    Freckled Madtom

    Noturus nocturnus
    Mountain madtom side view photo with black background

    Mountain Madtom

    Noturus eleutherus
    exclamation mark

    Endangered

    Neosho madtom side view photo with black background

    Neosho Madtom

    Noturus placidus
    exclamation mark

    Endangered

    Northern brook lamprey side view photo with black background

    Northern Brook Lamprey

    Ichthyomyzon fossor
    Ozark madtom side view photo with black background

    Ozark Madtom

    Noturus albater
    Slender madtom side view photo with black background

    Slender Madtom

    Noturus exilis
    Northern snakehead side view illustration with black background

    Snakeheads

    Channa argus and other Channa and Parachanna spp.
    invasive icon

    Invasive

    Stonecat side view photo with black background

    Stonecat

    Noturus flavus
    Tadpole madtom female, side view photo with black background

    Tadpole Madtom

    Noturus gyrinus
    White catfish side view photo with black background

    White Catfish

    Ameiurus catus
    Yellow bullhead side view photo with black background

    Yellow Bullhead

    Ameiurus natalis

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