Photo 176936770, (c) Pauline Walsh Jacobson, some rights reserved (CC BY), uploaded by Pauline Walsh Jacobson

Attribution © Pauline Walsh Jacobson some rights reserved Uploaded by coralreefdreams Source iNaturalist Associated observations Photos / Sounds What Slate Pencil Urchin (Eucidaris tribuloides) Observer coralreefdreams Date July 22, 2020 10:27 AM EDT Place Riviera Beach, FL, USA (Google, OSM) Date Added January 23, 2022 03:37 PM EST 2 IDs Research Grade View Sizes small medium large original