Noctuidae : Xyleninae
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Photo © Terry Box,  Male, ex larvae collected Dorchester 07/04/2021

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Similar Dorset Species: None
Fen Wainscot
Arenostola phragmitidis

(Hübner, 1803) 2377 / 73.137

Davey, P., 2009: A species restricted mainly to south-east Britain, the larva feeding in the inner stems of common reed (Phragmites australis). In Dorset, the moth is common within all the larger coastal reedbeds and at low density elsewhere along the coast where common reed grows on wet clay cliffs and landslip habitat. There is no evidence that the moth colonises common reed growing inland, however a number of records from a range of localities up to ten kilometres inland suggest occasional... Read More

Recorded in 21 (53%) of 40 10k Squares.
First Recorded in 1938.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 14-16mm.
Flight: One generation July-Aug.
Foodplant:   Common Reed
Red List: Least Concern (LC)
GB Status: Common
Former Status: Local
Verification Grade:  Adult: 1
< Bulrush Wainscot  |  Twin-spotted Wainscot >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
31/07/2019+9SY98 Wareham
28/07/201919SY39 Lyme Regis
24/07/2019+9SY67 Portland / Weymouth
18/07/201919SY68 Weymouth / Martinstown
13/07/2019+9SY98 Wareham

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