Photo 29885357, (c) Christian Schwarz, some rights reserved (CC BY-NC), uploaded by Christian Schwarz

Attribution © Christian Schwarz some rights reserved Uploaded by leptonia Source iNaturalist Associated observations Photos / Sounds What Opalescent Nudibranch (Hermissenda opalescens) Observer leptonia Date January 3, 2019 03:58 PM PST Place Pillar Point, Half Moon Bay, San Mateo Co., California, USA (Google, OSM) Date Added January 4, 2019 04:16 PM PST 3 IDs Research Grade View Sizes small medium large original