Posted by Sundew on 15-11-2023 21:10
#5
Looks like
Opomyza, Opomyzidae.
Opomyza florum has a very similar wing (
http://www.spessa...lorum.html) and, though having a brown body, tends to become darker in autumn. Change the thread title to "Opomyzidae" and wait for Jan Willem to reply!
Regards, Sundew