lilliput

    Lilliput

    Toxolasma parvus
    Image of a longnose gar fish

    Longnose Gar

    Lepisosteus osseus
    Photo of pulmonate snail crawling on rock

    Lunged Aquatic Snails (Pulmonate Pond Snails)

    Over 30 Missouri species in former subclass Pulmonata
    maple leaf

    Mapleleaf

    Quadrula quadrula
    Photo of a mayfly naiad crawling on rock underwater

    Mayfly Larvae

    There are hundreds of species in North America.
    Photo of a midge fly larva crawling on a rock in an aquarium

    Midge Fly Larvae

    Nearly 1,100 species in North America
    Photo of a gravid Mississippi grass shrimp in an aquarium.

    Mississippi Grass Shrimp

    Palaemonetes kadiakensis
    Photograph of several mosquito larvae resting at water surface

    Mosquito Larvae

    There are about 50 species of mosquitoes in our state.
    mucket

    Mucket

    Actinonaias ligamentina
    Illustration of a northern pike

    Northern Pike

    Esox lucius
    Photo of an Ohio shrimp with small grayish pincers in the foreground.

    Ohio Shrimp

    Macrobrachium ohione
    illustration of big, long-nosed fish

    Paddlefish

    Polyodon spathula
    Illustration of a pallid sturgeon

    Pallid Sturgeon

    Scaphirhynchus albus
    exclamation mark

    Endangered

    paper pondshell

    Paper Pondshell (Paper Floater)

    Utterbackia imbecillis
    pimpleback

    Pimpleback

    Quadrula pustulosa
    pink heelsplitter

    Pink Heelsplitter

    Potamilus alatus
    pink mucket

    Pink Mucket

    Lampsilis abrupta
    exclamation mark

    Endangered

    pink papershell

    Pink Papershell

    Potamilus ohiensis
    pistolgrip

    Pistolgrip (Buckhorn)

    Tritogonia verrucosa
    plain pocketbook

    Plain Pocketbook

    Lampsilis cardium
    Photo of a predaceous diving beetle

    Predaceous Diving Beetles (Water Tigers)

    Species in the beetle family Dytiscidae
    Photo of a ramshorn snail on a wet rock.

    Ramshorn Snails

    Gyraulus, Helisoma, Menetus, Micromenetus, Planorbula spp.
    Image of a red shiner

    Red Shiner

    Cyprinella lutrensis
    Image of a river carpsucker

    River Carpsucker

    Carpiodes carpio
    Image of a sauger fish

    Sauger

    Sander canadensis
    Photo of amphipod on a rock

    Scuds and Sideswimmers (Amphipods)

    Species in the crustacean order Amphipoda
    Shortnose gar, image of head and front portion of body, swimming in an aquarium

    Shortnose Gar

    Lepisosteus platostomus
    Shovelnose sturgeon illustration

    Shovelnose Sturgeon

    Scaphirhynchus platorynchus
    Image of a silver carp

    Silver Carp

    Hypophthalmichthys molitrix
    invasive icon

    Invasive

    Illustration of northern snakehead, viewed from side

    Snakeheads

    Channa spp. and Parachanna spp., including C. argus
    invasive icon

    Invasive

    Spotted gar, closeup of head, held in a fisher’s gloved hands, at Mingo NWR

    Spotted Gar

    Lepisosteus oculatus
    Photo of stonefly naiad on a rock underwater

    Stonefly Larvae

    There are hundreds of species in North America
    illustration of a striped bass, side view

    Striped Bass

    Morone saxatilis
    No photo available

    Sturgeon Chub

    Macrhybopsis gelida
    threehorn wartyback

    Threehorn Wartyback

    Obliquaria reflexa
    threeridge

    Threeridge

    Amblema plicata
    Photo of an aquatic tubificid worm among rocks in an aquarium.

    Tubificid Worms (Tubifex Worms)

    Tubifex spp. and other aquatic tubificid annelids
    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
    Illustration of a male walleye

    Walleye

    Sander vitreus
    wartyback

    Wartyback

    Quadrula nodulata
    Photo of a collared water scavenger beetle showing back.

    Water Scavenger Beetles

    Beetles in the family Hydrophilidae
    Photo of a water scorpion, genus Ranatra, captured in a jar of pond water.

    Water Scorpions

    Ranatra spp. and Nepa apiculata
    Water springtails congregate in water above soggy dead leaves

    Water Springtail

    Podura aquatica
    Photo of a single water strider

    Water Striders

    Aquarius remigis; also species in the genus Gerris
    Photo of a whirligig beetle viewed from above

    Whirligig Beetles

    Species in the beetle family Gyrinidae
    Image of white bass

    White Bass

    Morone chrysops
    Image of white crappie

    White Crappie

    Pomoxis annularis
    white heelsplitter

    White Heelsplitter

    Lasmigona complanata
    yellow sandshell

    Yellow Sandshell

    Lampsilis teres

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