Photo 139016133, (c) Valentin de Mazancourt, some rights reserved (CC BY-NC), uploaded by Valentin de Mazancourt

Attribution © Valentin de Mazancourt some rights reserved Uploaded by mazancourt Source iNaturalist Associated observations Photos / Sounds 2 photos What Quagga Mussel (Dreissena bugensis) Observer mazancourt Date June 26, 2021 04:39 PM CEST Place Berlin, Berlin, Germany (Google, OSM) Date Added June 26, 2021 07:01 PM CEST 4 IDs Research Grade View Sizes small medium large original Copyright