Littorina littorea (Linnaeus, 1758) Common Periwinkle In Situ

Littorina littorea (Linnaeus, 1758) Common Periwinkle In Situ

Littorina littorea (Linnaeus, 1758) Common Periwinkle In Situ

East side of Sears Island, Searsport, Maine. Digital images by Linda Wooster.