Davey, P., 2009: A very local species in northern England, East Anglia and Wales, the larva has not been found in the wild. This species is considered to be an ecotype of the Small Square-spot2123 that is in the process of separation. The single-brooded and paler Fen Square-spot is on the wing during July, so between the two broods of the Small Square-spot. It is a resident of fen and marshland, and is reputed not to become active until late in the night. In Dorset, the moth has been recorded... Read More

	Retained Specimen / Photograph will be Required.

Recorded in 2 (5%) of 40 10k Squares. First Recorded in 1977. Last Recorded in 2002. (Data up to end 2023) Additional Stats

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