Belongs to: damselflies
Compare with: emerald damselfly
Scarce emerald damselfly Lestes dryas
close to extinction
Best time to see: Jul to end Jul
Key facts
A rare metallic-green damselfly restricted to fens and coastal marshes
Habitat: pools, marshes and ditches with abundant emergent vegetation
Rare and localised in Britain – only in Essex, Kent and Norfolk; otherwise widespread across northern hemisphere
Recognition
Male is metallic green with blue eyes, a blue 'tail' and broad brown claspers; female has squarish spots on segment 2 of the abdomen
Perches with wings half open within dense vegetation
Fly between July and August, feeding on small insects such as flies and midges
Lifecycle
Females lay eggs individually into the tissue of a wide range of aquatic plants, guarded by the male
Larvae overwinter in muddy bottoms, usually for two years
Larvae travel long distances to emerge as adults, to shrubs and trees up to 100m away
© Robin Chittenden
© Andy McGeeney
© Mike Wright