Photo 4368538, (c) M. Goff, some rights reserved (CC BY-NC-SA), uploaded by M. Goff

Attribution © M. Goff some rights reserved Uploaded by gwark Source iNaturalist Associated observations Photos / Sounds What Western Pond Fly (Sericomyia chalcopyga) Observer gwark Date May 24, 2012 02:02 PM AKDT Place Sitka, AK, USA (Google, OSM) Date Added July 26, 2016 10:05 PM AKDT Description posted on bugguide: http://bugguide.net/node/view/646719 Tags Arthropods, Diptera, Insecta, Sericomyia chalcopyga, Syrphidae 4 IDs Research Grade View Sizes small medium large original Copyright Matt Goff