Eristalis pertinax
Another commonly encountered hoverfly, Eristalis pertinax is another of the Drone Flies. It is one of several honey bee mimics and is found in a variety of habitats and adults are active on sunny days throughout much of the year. In early Spring E. pertinax is often more common than the similar E. tenax.
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UK distribution of Eristalis pertinax
 

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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