Food Plant: Populus tremula (Aspen)

Mine: early Summer (May-July)

Notes: An uncommon miner. Makes large reddish-brown mines, which can occupy the leaf . Frass is ejected from the mine by the larva.The larva forms a disc structure (which is typical for the Heterarthrus species) in which it overwinters. The adult is shown and was bred from this mine. Identification of adult confirmed by John Grearson

Data: 13.iv.2006, Fleet, Hants,VC12

Image:© Rob Edmunds