Dark Arches Apamea monoglypha: 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

73.162 BF2321
Dark Arches Apamea monoglypha

(Hufnagel, 1766)


Wingspan 45-55 mm.

A common species throughout the British Isles, there are frequent melanic specimens, especially in the north.

Occurring in a variety of habitats, especially more grassy areas, it is on the wing from July to August, with a later second brood in the south.

It is readily attracted to light and one of the commoner species in the moth trap in late summer.

The larvae feed on the bases and stems of various grasses.

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