Description

Dark metallic green Damselfly with pale wing spots.

Male: very long abdomen with pale anal appendages with black tips.

Female: dark ovipositor.

 

 

 

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Where to See

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Latin NameChalcolestes viridis
Habitat

Usually near ponds, canals or other still water with overhanging trees. Willow Emerald Damselfly has a characteristic habit of spending much time up in the trees. The eggs are laid into the bark of willow or alder.

Status & Distribution

Recent colonist; first recorded in significant numbers in East Anglia in 2009. Since then it has rapidly expanded its range and can now be found as far north as North Yorkshire and as far west as Warwickshire.

Similar Species

May be confused with other emerald damselfly species.

Willow Emerald Damselflies can be distinguished by:

  • Large, pale pterostigma (wing spots).
  • Prominent green spur on the side of the thorax.
  • No blue colouration.
Species GroupDamselflies
Identification Notes
  • Length: Male: 42-47mm; Female: 39-44mm
  • Metallic green
  • Pale pterostigma (wing spots) outlined in black.
  • Green spur on the side of the thorax.
  • Male: very long abdomen with pale anal appendages with black tips.
  • Female: dark ovipositor.
Flight PeriodWillow Emerald Damselfly
Larval Information

Lestes larvae have a long abdomen and large caudal lamellae.

Mask is not long and racket shaped like in other Lestes species.