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Asian Clam
Corbicula fluminea
215 observations
Leopard Slug
Limax maximus
180 observations
Changeable Mantleslug
Megapallifera mutabilis
61 observations
Brown-lipped Snail
Cepaea nemoralis
58 observations
Milky Slug
Deroceras reticulatum
36 observations
Chinese Mystery Snail
Margarya chinensis
36 observations
Toga Mantleslug
Philomycus togatus
35 observations
Giant Floater
Pyganodon grandis
26 observations
Winding Mantleslug
Philomycus flexuolaris
25 observations
Paper Pondshell
Utterbackia imbecillis
19 observations
Eastern Elliptio
Elliptio complanata
18 observations
Mucket
Ortmanniana ligamentina
18 observations
Eastern Whitelip
Neohelix albolabris
17 observations
Western Dusky Slug
Arion subfuscus
14 observations
Pink Heelsplitter
Potamilus alatus
13 observations
Plain Pocketbook
Lampsilis cardium
12 observations
Zebra Mussel
Dreissena polymorpha
12 observations
White-lip Globe Snail
Mesodon thyroidus
10 observations
Marsh Ramshorn
Planorbella trivolvis
10 observations
Eastern Floater
Pyganodon cataracta
10 observations
Flamed Tigersnail
Anguispira alternata
10 observations
Pimpleback
Pustulosa pustulosa
10 observations
Mapleleaf
Quadrula quadrula
8 observations
Flutedshell
Lasmigona costata
7 observations
Fatmucket
Lampsilis siliquoidea
7 observations
Three-ridge Mussel
Amblema plicata
7 observations
Fragile Papershell
Potamilus fragilis
7 observations
Three-horn Wartyback
Obliquaria reflexa
6 observations
Hedgehog Slug
Arion intermedius
6 observations
Spike
Eurynia dilatata
6 observations
Pistolgrip
Quadrula verrucosa
6 observations
Flat-spired Threetooth
Triodopsis platysayoides
5 observations
White Heelsplitter
Lasmigona complanata
5 observations
Black Gloss Snail
Zonitoides nitidus
5 observations
Round Hickorynut
Obovaria subrotunda
4 observations
Kidneyshell
Ptychobranchus fasciolaris
4 observations
Garden Arion
Arion hortensis
4 observations
Deertoe Mussel
Truncilla truncata
4 observations
Glossy Pillar
Cochlicopa lubrica
4 observations
Gray-foot Lancetooth Snail
Haplotrema concavum
4 observations
Brown-spotted Mantleslug
Philomycus venustus
4 observations
Butterfly Mussel
Ellipsaria lineolata
3 observations
Brook Floater
Alasmidonta varicosa
3 observations
Yellow Lampmussel
Lampsilis cariosa
3 observations
Black Sandshell
Ligumia recta
3 observations
Northern Lance
Elliptio fisheriana
3 observations
Wavyrayed Lampmussel
Lampsilis fasciola
3 observations
Oval Ambersnail
Novisuccinea ovalis
3 observations
Broad-banded Forestsnail
Allogona profunda
3 observations
Draparnaud's Glass Snail
Oxychilus draparnaudi
3 observations
Frequently Asked Questions
- The 10 most common molluscs in West Virginia are:
- Asian Clam (Corbicula fluminea)
- Leopard Slug (Limax maximus)
- Changeable Mantleslug (Megapallifera mutabilis)
- Brown-lipped Snail (Cepaea nemoralis)
- Milky Slug (Deroceras reticulatum)
- Chinese Mystery Snail (Margarya chinensis)
- Toga Mantleslug (Philomycus togatus)
- Giant Floater (Pyganodon grandis)
- Winding Mantleslug (Philomycus flexuolaris)
- Paper Pondshell (Utterbackia imbecillis)
- The most observed mollusc in West Virginia is Asian Clam (Corbicula fluminea), with 215 recorded observations.