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Garden Snail
Cornu aspersum
183 observations
Common Whelk
Buccinum undatum
99 observations
Common Atlantic Slippersnail
Crepidula fornicata
86 observations
Kentish Nun Snail
Monacha cantiana
79 observations
European Common Cuttlefish
Sepia officinalis
66 observations
White-lipped Snail
Cepaea hortensis
53 observations
Brown-lipped Snail
Cepaea nemoralis
35 observations
Variegated Scallop
Mimachlamys varia
31 observations
European Flat Oyster
Ostrea edulis
27 observations
Vineyard Snail
Cernuella virgata
27 observations
Girdled Snail
Hygromia cinctella
25 observations
Leopard Slug
Limax maximus
24 observations
Common Periwinkle
Littorina littorea
23 observations
Great Scallop
Pecten maximus
21 observations
Pointed Snail
Cochlicella acuta
20 observations
Round-mouthed Snail
Pomatias elegans
18 observations
Green Cellar Slug
Limacus maculatus
17 observations
Plaited Door-snail
Cochlodina laminata
16 observations
Blue Mussel
Mytilus edulis
16 observations
Atlantic Dogwhelk
Nucella lapillus
15 observations
Lined Top Shell
Phorcus lineatus
15 observations
Black Slug
Arion ater
11 observations
Pacific Oyster
Magallana gigas
11 observations
Rounded Snail
Gonyodiscus rotundatus
11 observations
Common European Limpet
Patella vulgata
10 observations
Common Door-snail
Clausilia bidentata
10 observations
Threeband Slugs
Ambigolimax
10 observations
Great Ram's-horn
Planorbarius corneus
9 observations
Common Cockle
Cerastoderma edule
9 observations
Purple Topshell
Steromphala umbilicalis
9 observations
Grey Topshell
Steromphala cineraria
9 observations
Common piddock
Pholas dactylus
7 observations
Turban Topshell
Gibbula magus
7 observations
Balea heydeni
Balea heydeni
7 observations
European Painted Top Shell
Calliostoma zizyphinum
6 observations
European Sting Winkle
Ocenebra erinaceus
6 observations
Strawberry Snail
Trochulus striolatus
5 observations
Common European Ambersnail
Succinea putris
5 observations
Tree slug
Lehmannia marginata
5 observations
Grey Mail-shell
Lepidochitona cinerea
5 observations
Netted Dogwhelk
Tritia reticulata
5 observations
Copse Snail
Arianta arbustorum
4 observations
Great Pond Snail
Lymnaea stagnalis
4 observations
Lapidary Snail
Helicigona lapicida
4 observations
Milky Slug
Deroceras reticulatum
4 observations
River Limpet
Ancylus fluviatilis
4 observations
Laver Spire-shell
Peringia ulvae
4 observations
Pullet Carpet Shell
Venerupis corrugata
4 observations
Anomia ephippium
Anomia ephippium
4 observations
Wrinkled Snail
Xeroplexa intersecta
4 observations
Frequently Asked Questions
- The 10 most common molluscs in West Sussex are:
- Garden Snail (Cornu aspersum)
- Common Whelk (Buccinum undatum)
- Common Atlantic Slippersnail (Crepidula fornicata)
- Kentish Nun Snail (Monacha cantiana)
- European Common Cuttlefish (Sepia officinalis)
- White-lipped Snail (Cepaea hortensis)
- Brown-lipped Snail (Cepaea nemoralis)
- Variegated Scallop (Mimachlamys varia)
- European Flat Oyster (Ostrea edulis)
- Vineyard Snail (Cernuella virgata)
- The most observed mollusc in West Sussex is Garden Snail (Cornu aspersum), with 183 recorded observations.