Photo 47085688, (c) John Switzer, some rights reserved (CC BY-NC), uploaded by John Switzer

Attribution © John Switzer some rights reserved Uploaded by john_switzer Source iNaturalist Associated observations Photos / Sounds What Black-shouldered Spinyleg (Dromogomphus spinosus) Observer john_switzer Date June 24, 2019 06:48 PM EDT Place Chesapeake & Ohio Canal National Heritage Park, Brunswick, MD, US (Google, OSM) Date Added August 3, 2019 04:57 PM HST 2 IDs Research Grade View Sizes small medium large original