This diving beetle has reddish brown antennae and front legs. Length about 10 mm.
Favours still water or sluggish bays in running water. Sometimes drawn to light or to the metallic paint of cars by polarised light (as in the image below).
The adult can be found all year round.
This is a carnivorous beetle which hunts small creatures in and on the water.
Widespread and Very common in Britain.
Common in Leicestershire and Rutland. There were a total of 322 VC55 records for this species up to March 2015.
Leicestershire & Rutland Map
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