Photo 16754717, (c) eknuth, some rights reserved (CC BY-NC), uploaded by eknuth

Attribution © eknuth some rights reserved Uploaded by eknuth Source iNaturalist Associated observations Photos / Sounds What Greater Scaup (Aythya marila) Observer eknuth Date April 28, 2018 02:18 PM CDT Place William O'Brien State Park, Minnesota (Google, OSM) Date Added April 29, 2018 12:43 AM CDT Description Adult male. 3 comments 4 IDs Research Grade View Sizes small medium large original