Loading species data...
Fetching observations
Garden Snail
Cornu aspersum
207 observations
Brown-lipped Snail
Cepaea nemoralis
183 observations
White-lipped Snail
Cepaea hortensis
76 observations
Green Cellar Slug
Limacus maculatus
60 observations
Roman Snail
Helix pomatia
56 observations
Girdled Snail
Hygromia cinctella
38 observations
Leopard Slug
Limax maximus
37 observations
Kentish Nun Snail
Monacha cantiana
37 observations
Black Slug
Arion ater
20 observations
Copse Snail
Arianta arbustorum
12 observations
Rounded Snail
Gonyodiscus rotundatus
12 observations
Great Pond Snail
Lymnaea stagnalis
8 observations
Strawberry Snail
Trochulus striolatus
6 observations
Great Ram's-horn
Planorbarius corneus
5 observations
Acute Bladder Snail
Physella acuta
5 observations
Spanish Slug
Arion vulgaris
4 observations
Western Dusky Slug
Arion subfuscus
4 observations
Vineyard Snail
Cernuella virgata
4 observations
Milky Slug
Deroceras reticulatum
4 observations
Duck Mussel
Anodonta anatina
4 observations
Wrinkled Snail
Xeroplexa intersecta
4 observations
Plaited Door-snail
Cochlodina laminata
3 observations
River Limpet
Ancylus fluviatilis
2 observations
Painter's Mussel
Unio pictorum
2 observations
Hedgehog Slug
Arion intermedius
2 observations
Draparnaud's Glass Snail
Oxychilus draparnaudi
2 observations
Yellow Cellar Slug
Limacus flavus
2 observations
Round-mouthed Snail
Pomatias elegans
2 observations
Chestnut Slug
Deroceras invadens
2 observations
Threeband Slugs
Ambigolimax
2 observations
Lesser Bulin
Merdigera obscura
1 observations
Moss Chrysalis-snail
Pupilla muscorum
1 observations
Common European Ambersnail
Succinea putris
1 observations
Mud Bithynia
Bithynia tentaculata
1 observations
Garlic Snail
Oxychilus alliarius
1 observations
Big-eared Radix
Radix auricularia
1 observations
Garden Arion
Arion hortensis
1 observations
Lister's River-snail
Viviparus contectus
1 observations
Tree slug
Lehmannia marginata
1 observations
Moss Bladder-snail
Aplexa hypnorum
1 observations
Keeled Ram's-horn
Planorbis carinatus
1 observations
Budapest Slug
Tandonia budapestensis
1 observations
Common Door-snail
Clausilia bidentata
1 observations
Frequently Asked Questions
- The 10 most common molluscs in Hertfordshire are:
- Garden Snail (Cornu aspersum)
- Brown-lipped Snail (Cepaea nemoralis)
- White-lipped Snail (Cepaea hortensis)
- Green Cellar Slug (Limacus maculatus)
- Roman Snail (Helix pomatia)
- Girdled Snail (Hygromia cinctella)
- Leopard Slug (Limax maximus)
- Kentish Nun Snail (Monacha cantiana)
- Black Slug (Arion ater)
- Copse Snail (Arianta arbustorum)
- The most observed mollusc in Hertfordshire is Garden Snail (Cornu aspersum), with 207 recorded observations.