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Grey Dagger
Acronicta psi (Linnaeus, 1758)
Noctuidae: Acronictinae
2284 / 73.038
Photo © Ken Palmer,  constructing cocoon on bark. (digitised by G. Follows)

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Similar Species
Dark Dagger
Acronicta tridens
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
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 Required

Recorded in 64 (86%) of 74 10k Squares.
First Recorded in 1834.
Last Recorded in 2023.

Latest 10 Records
Date#VC10kArea
05/10/2023128TF90Shipdham
23/09/2023128TL99Shropham
18/09/2023128TL99Rockland St Peter
17/09/2023128TL99Rockland St Peter
16/09/2023+28TF71West Acre
16/09/2023128TF92Stibbard
09/09/2023128TF90Watton
09/09/2023127TG11Costessey
02/09/2023127TG10Wymondham
31/08/2023127TG33Ridlington
Further info: Acronicta psi
 
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