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.

Data: 06.vii.2005, Fleet, Hants,VC12

Image:© Rob Edmunds