Flat Periwinkle (Littorina littoralis)

Book Cover "The Beaches of Wales" is a comprehensive guide to every beach and cove around the entire coast of Wales. Listing almost 500 beaches, this is an essential guide for visitors, watersports enthusiasts, walkers and anglers. For more information or to order: (currently with 20% off the recommended price of £17.99), please click below - See Inside Order Now
Flat Periwinkle

Up to ½ inch long, distinctive flat bottom (no spire). Colour is variable, yellow, brown, red, olive or purple. Feeds on wracks, so usually found on rocky beaches.