This sleek, pale blue damselfly is one of the commonest odonates in large parts of Europe. Males are usually recognised by the black ‘U’ on S2 and two-spiked markings on the abdomen, but may be confused with the equally widespread but often darker and more local Coenagrion pulchellum.


Total: 33-35 mm.
Abdomen: 22-31 mm.
Hindwing: 15-24 mm.


A wide variety of waters, especially still but also flowing, although generally scarce on peaty or clay soils. Favours the presence of aquatic vegetation.

Flight Season

From April to September. Most abundant from mid-May to the end of July.

Range and Status

Common in Denmark.