The distribution of A. media ranges from southern Sweden in the north to Greece in the south, and from Portugal in the west to Ukraine in the east. It is one of only four native species of earwig in the United Kingdom, although three further species have been introduced. In the United Kingdom, it is only found in the south-east, which has the most continental climate. It is widespread in East Kent, and is also
found in Essex and Suffolk. It may have arrived in Great Britain via a land bridge over the North Sea known as Doggerland.


