Description

Hairy green-copper dragonfly and bright apple green eyes.

Males: Thin waist and club-shaped abdomen.

Females: Thick abdomen.

 

 

Where to See

Latin NameCordulia aenea
Habitat

A pond within or close to deciduous woodland with scattered bankside trees, sparse stands of emergent vegetation and a carpet of leaf litter on the pond floor will offer the best conditions for breeding.

 

Threats

Threats to this species come from habitat destruction and fragmentation, inappropriate habitat management, predation, pollution and changes in the hydrology of inhabited sites.

Status & Distribution

It has a scattered distribution from Devon to the highlands of Scotland, although it has a stronghold in the South East of England

 

Similar Species

The Brilliant Emerald and Northern Emerald are somewhat similar in appearance.

Management

General management principles include undertaking survey and research work, careful habitat management ensuring sites are not over managed, and maintenance of water levels. There are also best practice guidelines for managing inhabited sites, including physical habitat management, management of aquatic and terrestrial vegetation and habitat restoration and recreation.

Case Study

Management has been undertaken at Burnham Beeches 'Top Pond' with the aim of controlling the growth of Bogbean and expanding suitable habitat for the Downy Emerald.

Species GroupDragonflies
Identification Notes
  • Length: 48mm
  • Hairy thorax.
  • Metallic green-copper body.
  • Bright apple green eyes.
  • Males: Thin waist and club-shaped abdomen.
  • Females: Thick abdomen.
Flight PeriodDowny Emerald
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