Last modified: Nov. 17, 2022, 4:38 p.m.
A rather common species throughout Belgium.
See also bladmineerders.be
The yellow-grey larvae mine internally in the blades of various grasses.
Pupation outside the mine.
The adults are active from the evening onwards and come to light.
The adults fly in two generations a year: from April towards June and again onwards from July till September.