American eel side view photo with black background

    American Eel

    Anguilla rostrata
    Cypress minnow side view photo with black background

    Cypress Minnow

    Hybognathus hayi
    exclamation mark

    Endangered

    deertoe

    Deertoe

    Truncilla truncata
    fatmucket

    Fatmucket

    Lampsilis siliquoidea
    fragile papershell

    Fragile Papershell

    Leptodea fragilis
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    Harlequin darter side view photo with black background

    Harlequin Darter

    Etheostoma histrio
    exclamation mark

    Endangered

    No photo available

    Hydras

    Various species in the genus Hydra
    maple leaf

    Mapleleaf

    Quadrula quadrula
    mucket

    Mucket

    Actinonaias ligamentina
    paper pondshell

    Paper Pondshell (Paper Floater)

    Utterbackia imbecillis
    pimpleback

    Pimpleback

    Quadrula pustulosa
    pink mucket

    Pink Mucket

    Lampsilis abrupta
    exclamation mark

    Endangered

    plain pocketbook

    Plain Pocketbook

    Lampsilis cardium
    pond mussel

    Pond Mussel

    Ligumia subrostrata
    Spotted bass side view photo with black background

    Spotted Bass

    Micropterus punctulatus
    threeridge

    Threeridge

    Amblema plicata
    Photo of a pink planarian on a rock.

    Turbellarians (Planarians; Free-Living Flatworms)

    Species in genera Dugesia, Planaria, etc.
    wabash pigtoe

    Wabash Pigtoe

    Fusconaia flava
    yellow sandshell

    Yellow Sandshell

    Lampsilis teres