Length 9 to 12 mm. Plateumaris sericea shows amazing colour variation, ranging from blackish-blue to red with heavily pitted elytra.
Plateumaris discolor is similar, but mainly found around acid waters.
Around ponds where the larval foodplants are present.
Peak time is May to July.
The larval food plants are bur-reeds (Sparganium sp.).
Widespread and fairly frequent in Britain.
Fairly frequent in Leicestershire and Rutland. There were a total of 26 VC55 records for this species up to March 2015.
Leicestershire & Rutland Map
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