Photo 56624128, (c) madfox, some rights reserved (CC BY-NC), uploaded by madfox

Attribution © madfox some rights reserved Uploaded by madfox Source iNaturalist Associated observations Photos / Sounds 2 photos What Black-margined Flower Fly (Syrphus opinator) Observer madfox Date November 16, 2019 01:52 PM PST Place Carmichael, CA, USA (Google, OSM) Date Added November 19, 2019 07:42 PM PST 2 IDs Research Grade View Sizes small medium large original Copyright