Agromyza alnivora

    Description

    The larvae of the fly Agromyza alnivora mine the leaves of various species of Alder creating an upper surface gallery, narrow at first but, widening considerably towards the end.

    Identification difficulty

    Adult Leafmine

    ID guidance
    Habitat

    Where Alder, the larval foodplant is present.

    When to see it

    Mines may be encountered when Alder is in leaf especially in summer and early autumn.

    UK Status

    Widespread but rather local in Britain.

    VC55 Status

    Status in Leicestershire and Rutland not known.

    Leicestershire & Rutland Map

    UK Map