Photo 38094553, (c) Roger Rittmaster, some rights reserved (CC BY-NC), uploaded by Roger Rittmaster

Attribution © Roger Rittmaster some rights reserved Uploaded by rogerritt Source iNaturalist Associated observations Photos / Sounds What Median Predaceous Diving Beetle (Acilius mediatus) Observer rogerritt Date May 5, 2019 07:32 PM EDT Place Camden, ME, USA (Google, OSM) Date Added May 5, 2019 09:05 PM EDT 2 IDs Research Grade View Sizes small medium large original