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Cydia amplana
Rusty Acorn Piercer (Hübner, 1799)
Tortricidae: Olethreutinae
1262 / 49.343
Photo © Matthew Deans

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Similar Species: None
Wingspan: 16-20mm
Flight: July - August
Foodplant:   nuts of Oak, Hazel, Beech and Walnut.
Nat Status: Migrant
Verification Grade:  Adult: 2
Status
Rare migrant.
First recorded in Devon in 1990.

First Norfolk record - Walsey Hills NOA Reserve, near Cley on the North Norfolk coast in 2006 (M. Ottley, 29/07/06).
It was next recorded in 2012 at Cromer (R. Lee, 11/08/12), Burgh St Peter Marshes (B. Jones, 07/09/12) and A first for VC28 at Upwell (J. Wheeler, 18/08/12). Several records in the following years.

Established breeding populations in Suffolk during the 2010s and likely to also now be resident in Norfolk.

Recorded in 27 (36%) of 74 10k Squares.
First Recorded in 2006.
Last Recorded in 2023.

Latest 10 Records
Date#VC10kArea
10/09/2023127TG10Cringleford (UEA)
22/08/2023127TG30Blofield / Lingwood
22/08/2023128TF63Snettisham
21/08/2023127TG04Glandford
15/08/2023127TG14Sheringham
14/08/2023127TG11Costessey
13/08/2023127TG11Horsford
12/08/2023127TG10Cringleford (UEA)
11/08/2023127TG32Neatishead / Barton Broad
25/08/2022127TG11Costessey
Further info: Cydia amplana
 
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