Episyrphus balteatus
The most common hoverfly of the area is Episyrphus balteatus, the adults of which can often be found in their hundreds on the flowerheads of various Umbelliferous plants. There were huge numbers in 2004 and the species was known to have invaded the UK in their tens of thousands during a spell of hot weather.
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UK distribution of Episyrphus balteatus
 

The UK distribution maps on eakringbirds.com are provided by the National Biodiversity Network (NBN Gateway) Each red square on the map indicates species present in 10km grid squares.

Updated September 2011

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