Geometridae : Sterrhinae
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Photo © Mike Prentice,  19/09/2022 - Garden Easton

Similar Suffolk Species
Small Fan-footed Wave
Idaea biselata
Treble Brown Spot
Idaea trigeminata
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Single-dotted Wave
Idaea dimidiata
(Hufnagel, 1767) 1708 / 70.011

Morley's Final Catalogue: Not so abundant as in Hants, but frequent at light at Monks Soham (Mly) and common on pailings at Gorleston (D). Rarely noticed about Ipswich and in Bentley Woods; Thorpness.

Recent Suffolk Status: Common.

Life history: Single brooded.

Identification: Small Fan-footed wave and Treble Brown spot do not have the dark mark in the outer corner of the forewing.

Habitat: A wide variety of habitats including gardens.

Recorded in 54 (93%) of 58 10k Squares.
First Recorded in 1940.
Last Recorded in 2024.
Additional Stats

< Satin Wave | Treble Brown Spot >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
24/09/2024126TL84 - Sudbury/Glemsford
07/09/2024125TM34 - Hollesley/Rendlesham Forest
06/09/2024125TM34 - Hollesley/Rendlesham Forest
05/09/2024125TM15 - Helmingham/Claydon
03/09/2024126TL77 - Mildenhall
 Show Details | 1990 to 2024 | 2000 to 2024 | Graph Key
Express Record Single-dotted Wave
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 9-11mm.
Flight: One generation. June-Aug.
Foodplant:   Cow parsley, Burnet-saxifrage, Hedge bedstraw
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
 Immature Adult   [Show Flight Times]
Further info: Idaea dimidiata
 
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2025. © James Wheeler - Norfolk Moths 2007 - 2025. Data © NOLA™ - Suffolk 2025
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