Photo 5192020, (c) jennadefrancisco, some rights reserved (CC BY-NC), uploaded by jennadefrancisco

Attribution © jennadefrancisco some rights reserved Uploaded by jennadefrancisco Source iNaturalist Associated observations Photos / Sounds What Northern Acorn Barnacle (Semibalanus balanoides) Observer jennadefrancisco Date October 9, 2016 10:17 AM EDT Place Gulf of Maine, Southwest Harbor, ME, US (Google, OSM) Date Added October 11, 2016 09:29 AM EDT 3 IDs Research Grade View Sizes small medium large original