EN · Gossamer Hoverfly, Common Dainty
DE · Gemeine Schattenschwebfliege, Helle Nadel-Schwebfliege
PL · wrzecień wysmukły
https://en.wikipedia.org/wiki/Baccha_elongata
As with most other members of the subfamily Syrphinae the larvae are predatory though there seems to be a preference for a variety of different ground-layer aphids. This species overwinters as a larva.