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Canary-shouldered Thorn
Ennomos alniaria (Linnaeus, 1758)
Geometridae: Ennominae
1913 / 70.234
Photo © Peter Hall,  Bernwood Forest, Bucks

Similar West Midlands Species
August Thorn
Ennomos quercinaria
Dusky Thorn
Ennomos fuscantaria
Forewing: 16-20mm
Flight: July - October
Foodplant:   Downy and Silver Birch, Alder, limes, elms
Red List: Least Concern (LC)
GB status: Common
Verification Grade:  Adult: 1

A common resident across the region.

A species of woodland, scrub, gardens etc.

Overwinters as an egg while adults come to light.

Recorded in 116 (83%) of 140 10k Squares.
First Recorded in 1887.
Last Recorded in 2024.
(Data up to end 2023)

Latest 5 Records (Data up to end 2023)
Date#VC10k Area
28/09/2024 to 03/10/2024336SO36 - Titley & Birtley
18/07/2024136SO62 - E Ross & Dymock Forest
05/10/2023140SO37 - Brampton Bryan
04/10/2023136SO32 - Compton Park
02/10/2023139SJ85 - Biddulph/Kidsgrove
Further info: Ennomos alniaria
 
UK Moths
Mothdissection UK
Lepiforum.de West Midlands Moths (Full)
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