Molluscs in Gwynedd

Frequently Asked Questions

What are the 10 most common molluscs in Gwynedd?

The 10 most common molluscs in Gwynedd are:

1. Garden Snail (Cornu aspersum)
2. Brown-lipped Snail (Cepaea nemoralis)
3. Common Periwinkle (Littorina littorea)
4. Atlantic Dogwhelk (Nucella lapillus)
5. Common Whelk (Buccinum undatum)
6. Common European Limpet (Patella vulgata)
7. Purple Topshell (Steromphala umbilicalis)
8. Common Cockle (Cerastoderma edule)
9. Lined Top Shell (Phorcus lineatus)
10. European Common Cuttlefish (Sepia officinalis)

What is the most observed mollusc in Gwynedd?

The most observed mollusc in Gwynedd is Garden Snail (Cornu aspersum), with 110 recorded observations.

What are the most common invasive molluscs in Gwynedd?

Some of the most commonly observed invasive molluscs in Gwynedd include:

1. Reddish Daudebardia (Daudebardia rufa)