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Asian Clam
Corbicula fluminea
502 observations
Leopard Slug
Limax maximus
350 observations
Chinese Mystery Snail
Margarya chinensis
129 observations
White-lip Globe Snail
Mesodon thyroidus
126 observations
Giant Floater
Pyganodon grandis
113 observations
Fatmucket
Lampsilis siliquoidea
94 observations
Zebra Mussel
Dreissena polymorpha
93 observations
Plain Pocketbook
Lampsilis cardium
85 observations
Milky Slug
Deroceras reticulatum
84 observations
Carolina Mantleslug
Philomycus carolinianus
78 observations
Fragile Papershell
Potamilus fragilis
78 observations
Changeable Mantleslug
Megapallifera mutabilis
75 observations
Mucket
Ortmanniana ligamentina
71 observations
Flamed Tigersnail
Anguispira alternata
67 observations
Three-ridge Mussel
Amblema plicata
63 observations
Marsh Ramshorn
Planorbella trivolvis
54 observations
Pink Heelsplitter
Potamilus alatus
50 observations
Quagga Mussel
Dreissena bugensis
47 observations
Paper Pondshell
Utterbackia imbecillis
46 observations
Western Dusky Slug
Arion subfuscus
43 observations
Bladetooth Wedge
Xolotrema fosteri
42 observations
Carthusian Nun Snail
Monacha cartusiana
39 observations
Proud Globe Snail
Mesodon elevatus
36 observations
Mapleleaf
Quadrula quadrula
35 observations
Deertoe Mussel
Truncilla truncata
31 observations
Glossy Pillar
Cochlicopa lubrica
31 observations
Wabash Pigtoe
Fusconaia flava
30 observations
White Heelsplitter
Lasmigona complanata
30 observations
Pimpleback
Pustulosa pustulosa
28 observations
Spike
Eurynia dilatata
25 observations
Monkeyface Mussel
Theliderma metanevra
24 observations
Eastern Whitelip
Neohelix albolabris
22 observations
Gray-foot Lancetooth Snail
Haplotrema concavum
21 observations
Globose Dome Snail
Ventridens ligera
20 observations
Pistolgrip
Quadrula verrucosa
20 observations
Hickorynut
Obovaria olivaria
18 observations
Banded Tigersnail
Anguispira kochi
18 observations
Hedgehog Slug
Arion intermedius
18 observations
Toga Mantleslug
Philomycus togatus
16 observations
Striped Whitelip
Webbhelix multilineata
16 observations
Elktoe
Alasmidonta marginata
15 observations
Toothed Globe Snail
Mesodon zaletus
15 observations
Herrington fingernailclam
Sphaerium occidentale
15 observations
Flutedshell
Lasmigona costata
14 observations
Garden Arion
Arion hortensis
14 observations
Pink Papershell
Potamilus ohiensis
13 observations
Fawnsfoot
Truncilla donaciformis
13 observations
Meadow Slug
Deroceras laeve
13 observations
Yellow Sandshell
Lampsilis teres
12 observations
Pointed Campeloma
Campeloma decisum
11 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)
- White-lip Globe Snail (Mesodon thyroidus)
- Giant Floater (Pyganodon grandis)
- Fatmucket (Lampsilis siliquoidea)
- Zebra Mussel (Dreissena polymorpha)
- Plain Pocketbook (Lampsilis cardium)
- Milky Slug (Deroceras reticulatum)
- Carolina Mantleslug (Philomycus carolinianus)
- The most observed mollusc in Indiana is Asian Clam (Corbicula fluminea), with 502 recorded observations.