Photo 65324176, (c) Adrian Sydor, all rights reserved, uploaded by Adrian Sydor

Attribution © Adrian Sydor all rights reserved Uploaded by adriansydor Source iNaturalist Associated observations Photos / Sounds 3 photos What Giant Floater (Pyganodon grandis) Observer adriansydor Date July 2018 Place Illinois, US (Google, OSM) Date Added April 1, 2020 04:58 PM CDT Description Found in the East Branch of the DuPage River. 3 IDs Research Grade View Sizes small medium large original