Hydroporus memnonius


    Length 3.8 to 4.3 mm.  Sides more or less parallel. Colour may vary from rufous to almost black.

    Identification difficulty
    Recording advice

    Unless identified by a recognised expert, a photo is required and the specimen should be examined with a microscope. In the comments box, state the key or ID method used and describe the size and identifying characters.


    Canals, ponds and wet ditches.

    When to see it

    Peak time is April to October.

    UK Status

    Widespread and quite frequent in Britain.

    VC55 Status

    Frequent in Leicestershire and Rutland.

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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