Photo 25252713, (c) Alex Bischer, some rights reserved (CC BY-NC), uploaded by Alex Bischer

Attribution © Alex Bischer some rights reserved Uploaded by abischaj13 Source iNaturalist Associated observations Photos / Sounds What Red Pencil Urchin (Heterocentrotus mamillatus) Observer abischaj13 Date September 20, 2018 10:14 AM HST Place Pacific Ocean, Hilo, HI, US (Google, OSM) Date Added September 20, 2018 08:24 PM EDT 4 IDs Research Grade View Sizes small medium large original