Three-lined Mudsnail
Three-lined Mudsnail (Ilyanassa trivittata)
Photo at Tin Can Beach: Not Yet Submitted
Flat Periwinkle
Flat Periwinkle (Littorina obtusata)
Photo at Tin Can Beach: Not Yet Submitted
Common Periwinkle
Common Periwinkle (Littorina littorea)
Photo at Tin Can Beach: Adam Chateauvert (Feb 28, 2014)