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HomeExploreAnimalsRock Pool Animals to Look For Along Britain’s CoastCommon periwinkle

Common periwinkle

by curious_compiler
Common periwinkle
Photographed by Guttorm Flatabø (user:dittaeva). / CC BY-SA 3.0 · resizedfile
Look among weed or along a pool rim for a stout spiral shell with a pointed tip. Common periwinkles are often dark gray or brown. The rounded outline of the shell is a useful comparison with the flatter purple topshell and the limpet’s uncoiled cone.
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