Noctuidae : Acronictinae
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Photo © Peter Tilley

Immature stages

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Similar Norfolk Species
Dark Dagger
Acronicta tridens
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Grey Dagger
Acronicta psi

(Linnaeus, 1758) 2284 / 73.038
Norfolk status
Various habitats, woodland, fens and gardens.
Possibly under-recorded as cannot be readily distinguished as an adult from Dark Dagger except by examination of the genitalia.

Unconfirmed specimens please record as Dark/Grey Dagger agg.

Map shows only confirmed post 2000 records. (pre 2000 data unconfirmed)

Determination by Genitalia Examination (gen. det.) Required

Recorded in 62 (84%) of 74 10k Squares.
First Recorded in 1834.
Last Recorded in 2022.
Additional Stats

< Dark Dagger  |  Dark / Grey Dagger >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
31/07/2022127TG10 - Wymondham/Cringleford
30/07/2022127TG10 - Wymondham/Cringleford
30/07/2022128TF74 - Holme/Titchwell
23/07/2022127TG10 - Wymondham/Cringleford
19/07/2022128TL78 - Hockwold/Weeting
Show Details | 1990 to 2021 | 2000 to 2021 | Graph Key
Express Record Grey Dagger
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 17-20mm.
Flight: One generation May-Aug.
Foodplant:   Broadleaved trees and shrubs
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 4
 Immature Adult

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Underlying maps using Digital Map Data © NOLA™ 2022. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2022. Data © NOLA™ 2022
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