Body length 11 to 13mm. Can be green, purple, black or, rarely, blue.
A wide range of habitats are used, from dry pastures to wetland edges, woodland edge and hedgerows. The adults feed on other invertebrates, worms and slugs as well as some grass seeds and other vegetable matter. The larvae feed on the eggs and larvae of small invertebrates in the soil.
Status and distribution
Common and widespread in southern Britain, uncommon in the north and west of Scotland. Common in Nottinghamshire and at Netherfield Lagoons.
Best time to see
All year, especially in August.