Photo 687045, (c) Rebecca Johnson, some rights reserved (CC BY-NC), uploaded by Rebecca Johnson

Attribution © Rebecca Johnson some rights reserved Uploaded by rebeccafay Source iNaturalist Associated observations Photos / Sounds What Atlantic Ribbed Mussel (Geukensia demissa) Observer rebeccafay Date February 23, 2014 10:39 AM PST Place Lakeside Park, Oakland, CA, US (Google, OSM) Date Added February 23, 2014 03:57 PM PST 3 IDs Research Grade View Sizes small medium large original