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Asian Clam
Corbicula fluminea
217 observations
Leopard Slug
Limax maximus
207 observations
Changeable Mantleslug
Megapallifera mutabilis
85 observations
Brown-lipped Snail
Cepaea nemoralis
80 observations
Toga Mantleslug
Philomycus togatus
45 observations
Milky Slug
Deroceras reticulatum
41 observations
Winding Mantleslug
Philomycus flexuolaris
40 observations
Chinese Mystery Snail
Margarya chinensis
36 observations
Giant Floater
Pyganodon grandis
29 observations
Paper Pondshell
Utterbackia imbecillis
20 observations
Eastern Whitelip
Neohelix albolabris
19 observations
Eastern Elliptio
Elliptio complanata
19 observations
Mucket
Ortmanniana ligamentina
19 observations
Plain Pocketbook
Lampsilis cardium
18 observations
Western Dusky Slug
Arion subfuscus
15 observations
Pink Heelsplitter
Potamilus alatus
15 observations
White-lip Globe Snail
Mesodon thyroidus
15 observations
Zebra Mussel
Dreissena polymorpha
12 observations
Marsh Ramshorn
Planorbella trivolvis
11 observations
Fragile Papershell
Potamilus fragilis
11 observations
Eastern Floater
Pyganodon cataracta
10 observations
Pimpleback
Pustulosa pustulosa
10 observations
Mapleleaf
Quadrula quadrula
9 observations
Flamed Tigersnail
Anguispira alternata
9 observations
Gray-foot Lancetooth Snail
Haplotrema concavum
9 observations
Three-ridge Mussel
Amblema plicata
8 observations
Flutedshell
Lasmigona costata
7 observations
Fatmucket
Lampsilis siliquoidea
7 observations
Wavyrayed Lampmussel
Lampsilis fasciola
7 observations
Pistolgrip
Quadrula verrucosa
7 observations
Three-horn Wartyback
Obliquaria reflexa
6 observations
White Heelsplitter
Lasmigona complanata
6 observations
Deertoe Mussel
Truncilla truncata
6 observations
Hedgehog Slug
Arion intermedius
6 observations
Spike
Eurynia dilatata
6 observations
Flat-spired Threetooth
Triodopsis platysayoides
5 observations
Carolina Mantleslug
Philomycus carolinianus
5 observations
Globose Dome Snail
Ventridens ligera
5 observations
Black Gloss Snail
Zonitoides nitidus
5 observations
Yellow Lampmussel
Lampsilis cariosa
4 observations
Round Hickorynut
Obovaria subrotunda
4 observations
Kidneyshell
Ptychobranchus fasciolaris
4 observations
Garden Arion
Arion hortensis
4 observations
Broad-banded Forestsnail
Allogona profunda
4 observations
Glossy Pillar
Cochlicopa lubrica
4 observations
Draparnaud's Glass Snail
Oxychilus draparnaudi
4 observations
Brown-spotted Mantleslug
Philomycus venustus
4 observations
Butterfly Mussel
Ellipsaria lineolata
3 observations
Brook Floater
Alasmidonta varicosa
3 observations
Black Sandshell
Ligumia recta
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)
- Toga Mantleslug (Philomycus togatus)
- Milky Slug (Deroceras reticulatum)
- Winding Mantleslug (Philomycus flexuolaris)
- Chinese Mystery Snail (Margarya chinensis)
- Giant Floater (Pyganodon grandis)
- Paper Pondshell (Utterbackia imbecillis)
- The most observed mollusc in West Virginia is Asian Clam (Corbicula fluminea), with 217 recorded observations.