May Highflyer - Hydriomena impluviata


    Wingspan 30 to 34 mm. Quite variable across its range, the northern populations often include a number of dark grey, melanic specimens.

    Identification difficulty

    Damper areas where Alder is present.

    When to see it

    Flies from late April to July.

    Life History

    Alder (Alnus glutinosa) is the larval foodplant, the caterpillars spinning together the leaves during the autumn.

    UK Status

    It is found throughout most of Britain. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

    VC55 Status

    Fairly frequent but not common in Leicestershire and Rutland. L&R Moth Group status = B (scarce resident or restricted distribution or regular migrant).

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    Leicestershire & Rutland Map

    MAP KEY:

    Yellow squares = NBN records (all known data)
    Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

    UK Map