Geometridae : Sterrhinae
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Photo © Mike Hetherington

Similar Dorset Species
Riband Wave
Idaea aversata
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Portland Ribbon Wave
Idaea degeneraria

(Hubner, 1799) 1714 / 70.017

Davey, P., 2009: The first British moth was discovered on the Isle of Portland by E Curtis on 24 June 1831. The xerothermic species is only found in Dorset, the larva feeding on the dry and withered leaves of many herbaceous plants including yarrow (Achillea millefolium), field bindweed (Convolvulus arvensis), and bramble (Rubus fruticosus). The single-brooded moth is found in grassy, scrubby undercliff on Portland, St Albans Head and at Winspit on Purbeck. Research in other herb-rich... Read More

Retained Specimen / Photograph will be Required.

Recorded in 14 (35%) of 40 10k Squares.
First Recorded in 1884.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 13-15mm
Flight: June - July
Foodplant:   Open grassy places on limestone
Red List: Least Concern (LC)
GB Status: Nationally Rare
Former Status: Red Data Book
Verification Grade:  Adult: 3
< Riband Wave  |  Plain Wave >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
25/09/201919SY79 Puddletown
11/09/201919SY67 Portland / Weymouth
31/08/201919SY58 Abbotsbury
24/08/201919SZ08 Studland / Sandbanks
07/08/201919SZ08 Studland / Sandbanks

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