Geometridae : Sterrhinae
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Photo © Paul Black,  Hill Green, 22 August 2023

Similar Upper Thames Species
Riband Wave
Idaea aversata
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Portland Ribbon Wave
Idaea degeneraria

(Hubner, 1799) 70.017

Resident in Dorset and an immigrant elsewhere. Usually seen on the south coast, where it has become more frequent in recent years, but inland records remain very scarce. One was found in Berkshire in 2023 (not yet mapped).

Retained Specimen / Photograph will be Required.


Additional Stats

Foodplant:   Open grassy places on limestone
Red List Status: Least Concern (LC)
GB Status: Nationally Rare
Verification Grade:  Adult: 3
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Latest 5 Records (data up to end 2022)
Date#VC10k Area

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