Cossidae : Cossinae
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Photo © Rob Lee,  NMS Weeting 29/06/19. 1 of 2 that came to light

Immature stages

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Similar Norfolk Species: None
 
Goat Moth
Cossus cossus

(Linnaeus, 1758) 162 / 50.001

Norfolk status
Local.
Found on riverbanks, fens & marshes, favouring low lying damp situations prone to flooding.
The large distinctive adult moth occasionally comes to light otherwise seldom seen.

Larvae overwinter three or four times, the final time in a cocoon, feeding internally by boring through the bark and heartwood of a wide variety of broad-leaved trees, including sallows, willows and poplars, normally in old or damaged trees where it can gain easier access.
English name from the strong 'goaty' odour of the caterpillar.

Regularly recorded in West Norfolk fenland, especially at WWT Welney.

S41 - UK BAP priority species.

Recorded in 35 (47%) of 74 10k Squares.
First Recorded in 1834.
Last Recorded in 2023.
Additional Stats

< Ghost Moth | Leopard Moth >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
19/08/2023128TF50Upwell / Outwell
27/07/2023128TF50Wiggenhall Fen
24/06/2023128TL79Mundford
21/05/2023+28TL59Welney NNR
04/03/2023127TG03Holt Lowes
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 32-42mm.
Flight: One generation. June-July.
Foodplant:   Broadleaved trees sallows, willows and poplars
Red List: Least Concern (LC)
GB Status: Common
BAP Status: Priority Species
Former Status: Nationally Scarce B
Verification Grade:  Adult: 1
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
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