Geometridae : Sterrhinae
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Photo © Tony Grant,  Caught MV blacklight 05/10/2023 in garden nr. Bear Cross roundabout Bournemouth

Similar Dorset Species
Single-dotted Wave
Idaea dimidiata
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Treble Brown Spot
Idaea trigeminata

(Haworth, 1809) 1711 / 70.012

Davey, P., 2009: A species restricted to southern England and south Wales, the larva likely to be polyphagous. In Dorset, the moth occurs in two rather different habitats. The first is oak woodland where it is locally common and the second is in suburban environments where it is regularly encountered but at low density. Elsewhere, it occurs infrequently. In addition to the dominant single mid-June to mid-July brood, a partial bivoltine cycle is suspected with a number of records in May and in... Read More

Recorded in 35 (88%) of 40 10k Squares.
First Recorded in 1940.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 10-11mm
Flight: Two Generations. May - July, July - September
Foodplant:   Unknown in the wild
Red List: Least Concern (LC)
GB Status: Common
Former Status: Local
Verification Grade:  Adult: 2
< Single-dotted Wave  |  Small Fan-footed Wave >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
04/10/201919SZ07 Swanage
02/08/201929SY98 Wareham
17/07/201919SY98 Wareham
15/07/201919SZ09 Poole
15/07/201919ST60 Cerne Abbas

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