Common Periwinkle

Littorina littorea

Common Periwinkle

A familiar snail of rocky shores and tidal flats, the common periwinkle grazes films of microscopic algae from stones, shells and seaweeds between the tide marks. It reaches about 4 centimetres and survives in both hard rocky ground and soft muddy bottoms.

Taxonomy: Animalia › Mollusca › Gastropoda › Littorinimorpha › Littorinidae › Littorina

Species data via the World Register of Marine Species (WoRMS), AphiaID 140262.

FAQ

How deep does the Common Periwinkle live?
The Common Periwinkle (Littorina littorea) is typically found at 0–60 m.
How big does the Common Periwinkle get?
The Common Periwinkle grows to about 4.2 cm.