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Asian Clam
Corbicula fluminea
490 observations
Leopard Slug
Limax maximus
325 observations
Chinese Mystery Snail
Margarya chinensis
128 observations
Giant Floater
Pyganodon grandis
110 observations
White-lip Globe Snail
Mesodon thyroidus
110 observations
Zebra Mussel
Dreissena polymorpha
92 observations
Fatmucket
Lampsilis siliquoidea
86 observations
Milky Slug
Deroceras reticulatum
83 observations
Plain Pocketbook
Lampsilis cardium
73 observations
Changeable Mantleslug
Megapallifera mutabilis
71 observations
Fragile Papershell
Potamilus fragilis
71 observations
Mucket
Ortmanniana ligamentina
68 observations
Carolina Mantleslug
Philomycus carolinianus
60 observations
Flamed Tigersnail
Anguispira alternata
60 observations
Three-ridge Mussel
Amblema plicata
57 observations
Marsh Ramshorn
Planorbella trivolvis
52 observations
Quagga Mussel
Dreissena bugensis
47 observations
Pink Heelsplitter
Potamilus alatus
45 observations
Paper Pondshell
Utterbackia imbecillis
45 observations
Bladetooth Wedge
Xolotrema fosteri
40 observations
Western Dusky Slug
Arion subfuscus
35 observations
Proud Globe Snail
Mesodon elevatus
34 observations
Carthusian Nun Snail
Monacha cartusiana
33 observations
Mapleleaf
Quadrula quadrula
31 observations
Wabash Pigtoe
Fusconaia flava
29 observations
Glossy Pillar
Cochlicopa lubrica
29 observations
Deertoe Mussel
Truncilla truncata
26 observations
White Heelsplitter
Lasmigona complanata
25 observations
Pimpleback
Pustulosa pustulosa
25 observations
Monkeyface Mussel
Theliderma metanevra
24 observations
Eastern Whitelip
Neohelix albolabris
22 observations
Spike
Eurynia dilatata
22 observations
Gray-foot Lancetooth Snail
Haplotrema concavum
21 observations
Banded Tigersnail
Anguispira kochi
18 observations
Globose Dome Snail
Ventridens ligera
18 observations
Hedgehog Slug
Arion intermedius
17 observations
Pistolgrip
Quadrula verrucosa
16 observations
Herrington fingernailclam
Sphaerium occidentale
15 observations
Hickorynut
Obovaria olivaria
14 observations
Toothed Globe Snail
Mesodon zaletus
14 observations
Toga Mantleslug
Philomycus togatus
14 observations
Elktoe
Alasmidonta marginata
12 observations
Flutedshell
Lasmigona costata
12 observations
Garden Arion
Arion hortensis
12 observations
Meadow Slug
Deroceras laeve
12 observations
Pink Papershell
Potamilus ohiensis
11 observations
Striated Fingernailclam
Sphaerium striatinum
11 observations
Striped Whitelip
Webbhelix multilineata
11 observations
Acute Bladder Snail
Physella acuta
11 observations
Yellow Sandshell
Lampsilis teres
10 observations
Frequently Asked Questions
- The 10 most common molluscs in Indiana are:
- Asian Clam (Corbicula fluminea)
- Leopard Slug (Limax maximus)
- Chinese Mystery Snail (Margarya chinensis)
- Giant Floater (Pyganodon grandis)
- White-lip Globe Snail (Mesodon thyroidus)
- Zebra Mussel (Dreissena polymorpha)
- Fatmucket (Lampsilis siliquoidea)
- Milky Slug (Deroceras reticulatum)
- Plain Pocketbook (Lampsilis cardium)
- Changeable Mantleslug (Megapallifera mutabilis)
- The most observed mollusc in Indiana is Asian Clam (Corbicula fluminea), with 490 recorded observations.