Length about 6 mm. On the abdomen the first tergite is greenish-white, the second black-brown, the third and fourth again greenish-white with a narrow dark transverse band at the front edge, the fifth to eighth tergites black-brown. At the centre of the wing runs a dark cross band. The thorax is black-brown. The femora of the front legs have two rows of strong bristles directed towards the body.
Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed.
Damp areas and around standing water.
Adults from early spring.
The aquatic larvae develop in still bodies of water.
Quite widespread, but little recorded in Britain.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015