This species was first discovered in Essex in 1989 and has since become widespread and quite common.
The larvae produce a silvery mine on the upper side of a leaf.
Recorded in 149 (55.2%) of the 270 2km squares of Huntingdonshire.
Last recorded in January 2022
Recorded date range (Adult): 12 May to 21 November
Recorded date range (Larva/Leafmine): 07 January to 18 December