Illustration of a male black crappie in spawning coloration.

    Black Crappie

    Pomoxis nigromaculatus
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    No photo available

    Hydras

    Various species in the genus Hydra
    lilliput

    Lilliput

    Toxolasma parvus
    Shortnose gar, image of head and front portion of body, swimming in an aquarium

    Shortnose Gar

    Lepisosteus platostomus
    illustration of a striped bass, side view

    Striped Bass

    Morone saxatilis
    Photo of a pink planarian on a rock.

    Turbellarians (Planarians; Free-Living Flatworms)

    Species in genera Dugesia, Planaria, etc.
    Image of white crappie

    White Crappie

    Pomoxis annularis