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Northern Emerald

(Scientific Name: Somatochlora arctica)



Female Somatochlora arctica by Dave Ashton
Female Somatochlora arctica by Dave Ashton
Male Somatochlora arctica by Piet Spaans
Male Somatochlora arctica by Piet Spaans
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Species Information:


Length: 50mm
Flight Period: June to early August (occasionally seen in May, late August and September)

The Northern Emerald has bluish-green (sometimes yellowish) eyes. The wings are faintly suffused with saffron. The thorax are metallic bronze green but the abdomen is quite dark.

Male: an obviously waisted abdomen with calliper-like appendages.
Female: a short vulvar scale and are more parallel sided.



Habitat:


Breeds in moorland bogs and pools, often with much Sphagnum. Adults patrol wet meadows and open areas in pine woods or on moors with scattered trees.



Status & Distribution:


Uncommon. Restricted to north-west Scotland and south-west Ireland.



Similar Species:


The Downy Emerald and Brilliant Emerald are somewhat similar in appearance.
Male Cordulia aenea by David Kitching

Cordulia aenea

Downy Emerald
Female Teneral Somatochlora metallica by Steve Cham

Somatochlora metallica

Brilliant Emerald