Most Common Species
Showing 20 most frequently observed species out of 100 total documented species.
Lampsilis cardium
plain pocketbook
Very Common368 obs.
Lampsilis siliquoidea
Fatmucket
Very Common333 obs.
Bison bison
American bison
Very Common274 obs.
Truncilla truncata
deertoe
Very Common198 obs.
Potamilus fragilis
Very Common191 obs.
Cynomys ludovicianus
Black-tailed Prairie Dog
Common120 obs.
Amblema plicata
threeridge
Common115 obs.
Quadrula quadrula
mapleleaf mussel
Common113 obs.
Branta canadensis
Canada goose
Common109 obs.
Pyganodon grandis
Giant Floater Mussel
Common106 obs.
Antilocapra americana
pronghorn
Common99 obs.
Lampsilis teres
yellow sandshell
Occasional91 obs.
Turdus migratorius
American Robin
Occasional90 obs.
Potamilus ohiensis
pink papershell
Occasional86 obs.
Agelaius phoeniceus
Red-Winged Blackbird (Red-Winged)
Occasional79 obs.
Asclepias syriaca
Virginia-Silk
Occasional78 obs.
Chrysemys picta
Eastern Painted Turtle
Occasional78 obs.
Fusconaia flava
Wabash pigtoe
Rare72 obs.
Lasmigona complanata
white heelsplitter
Rare71 obs.
Alasmidonta marginata
elktoe
Rare71 obs.
Want the Complete Field Guide?
Get all 100 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.