Photo 5188213, (c) David Andreas de Rivera Tønnessen, some rights reserved (CC BY-NC), uploaded by David Andreas de Rivera Tønnessen

Attribution © David Andreas de Rivera Tønnessen some rights reserved Uploaded by tonnessen Source iNaturalist Associated observations Photos / Sounds What California Jackknife Clam (Tagelus californianus) Observer tonnessen Date March 10, 2012 Place Carpinteria State Beach, 6th Street, Carpinteria, CA, United States (Google, OSM) Date Added October 10, 2016 08:33 PM MDT Description Found between 3/5 and 3/15. 2 IDs Research Grade View Sizes small medium large original