Photo 26233940, (c) bennet, all rights reserved, uploaded by bennet

Attribution © bennet all rights reserved Uploaded by bennet Source iNaturalist Associated observations Photos / Sounds What Flat Periwinkle (Littorina obtusata) Observer bennet Date October 7, 2018 01:41 PM EDT Place Portland, Portland, ME, US (Google, OSM) Date Added October 7, 2018 03:21 PM EDT 2 IDs Research Grade View Sizes small medium large original