Photo 26180463, (c) bennet, all rights reserved, uploaded by bennet

Attribution © bennet all rights reserved Uploaded by bennet Source iNaturalist Associated observations Photos / Sounds 2 photos What Common Periwinkle (Littorina littorea) Observer bennet Date October 6, 2018 05:13 PM EDT Place Portland, Portland, ME, US (Google, OSM) Date Added October 6, 2018 05:56 PM EDT 2 IDs Research Grade View Sizes small medium large original