Twin-spot Carpet Mesotype didymata - Distribution map

Please note that the NBN Gateway map service has been terminated as of 1 April 2017.

As soon as a replacement map service is available, distribution maps will hopefully appear here again.

In the meantime, you can get some idea of distribution from the NBN Atlas website.

View the NBN Atlas Map

70.131 BF1809

Twin-spot Carpet Mesotype didymata

(Linnaeus, 1758)

Wingspan 24-29 mm.

Fairly common in places throughout the British Isles, this species exhibits some variation, with darker forms occurring in the north, and a reddish brown subspecies hethlandica in the Shetland Isles.

The moths fly from June through to August, and can be attracted to light.

The green larvae feed on a range of plants such as bilberry (Vaccinium myrtillus), sallow (Salix) and heather (Calluna).
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