Geometridae : Sterrhinae
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Photo © Neil Sherman,  Purdis Farm, Ipswich. June 2019

Immature stages

Similar Suffolk Species
Riband Wave
Idaea aversata
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Plain Wave
Idaea straminata

(Borkhausen, 1794) 1715 / 70.018

Morley's Final Catalogue: Broadly distributed, but somewhat local. Copdock, Ipswich, Needham; Southwold, Herringfleet. West Stow, Tuddenham; and plentiful on sugar at Brandon (Whe).

Recent Suffolk Status: Locally common in the Brecks and Sandlings.

Life history: Single brooded with a few autumn records of a second brood in recent years.

Identification: Riband wave has a rougher appearance and has the outer cross line kinked. Portland Ribbon wave has dark colouration between the cross lines.

Habitat: Heathland, sandy grassland, open woodland rides.

Recorded in 37 (64%) of 58 10k Squares.
First Recorded in 1940.
Last Recorded in 2023.
Additional Stats

< Portland Ribbon Wave  |  Sub-angled Wave >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
17/09/2023125TM24 - Woodbridge/Martlesham
10/09/2023125TM24 - Woodbridge/Martlesham
10/09/2023125TM57 - Southwold
08/09/2023126TL77 - Mildenhall
08/09/2023225TM24 - Woodbridge/Martlesham
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Plain Wave
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Copyright © Jim Wheeler 2024
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 13-15mm.
Flight: One generation. June-Aug.
Foodplant:   Unknown
Red List: Least Concern (LC)
GB Status: Common
Former Status: Local
Verification Grade:  Adult: 2
 Immature Adult
     
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2024. © James Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ - Suffolk 2024
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