Fairly frequent with several records per year.
Nationally scarce (Nb) in marshes, river-banks, ditches and other damp areas throughout Britain.
Leaf-mine: July - Aug. Alnus glutinosa (Alder), Alnus cordata (Italian Alder)
|Retained Specimen / Photograph will be Required. |
|Mine: Either the leaf or a good photograph required |
Recorded in 27 (39%) of 69 10k Squares.
First Recorded in 2005.
Last Recorded in 2019.