Noctuidae : Noctuinae
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Similar Norfolk Species: None
 
Portland Moth
Actebia praecox

(Linnaeus, 1758) 2099 / 73.308

Norfolk status
Scarce resident and occasional immigrant.
Scattered colonies may survive along the Norfolk coast, but extremely elusive and rarely seen, with very few modern-day records.

The larvae feed on herbaceous plants such as Creeping Willow, Wormwood, Common Bird's-foot Trefoil and Tree Lupin.

Barrett (Trans. N&NNS, 1873) "found on the coast sand-hills and rarely on the "Breck" sand.

Last recorded in Norfolk at Edgefield (A. Harrap, 09/08/97) Weybourne (M. Preston, 09/09/11) and Scolt Head Island (N. Lawton, 04/09/22), these are possible migrant examples or rare residents.

One of only a few greenish-coloured moths amongst the Noctuidae.

Retained Specimen / Photograph will be Required.

Recorded in 8 (11%) of 74 10k Squares.
First Recorded in 1873.
Last Recorded in 2022.
Additional Stats

< Pearly Underwing | Black Collar >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
04/09/2022128TF74Scolt Head NNR
09/09/2011127TG14Weybourne
09/08/1997127TG03Edgefield
16/08/1996127TG41Winterton
1971128TF74Holme
Show Details | 1990 to 2024 | 2000 to 2024 | Graph Key
Express Record Portland Moth
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 17-21mm.
Flight: One generation Aug-Sept.
Foodplant:   Creeping Willow
Red List: Least Concern (LC)
GB Status: Nationally Scarce
Former Status: Nationally Scarce B
Verification Grade:  Adult: 3
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2025. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2025. Data © NOLA™ 2025
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