70.145 BF1861  –  Geometridae –  Larentinae – Pasiphila debiliata – Bilberry Pug – (Hübner, [1817]) Adult Macro:  CAT 1 – Distinctive species unlikely to be confused with others –       PDF Icon – click for Adult Macro Verification Guidelines

Green –  Rare / Uncommon / Scarce   
Taxonomy:   Macro  >> .  . >>  Geometridae  >> Larentinae
ID Difficulty:  green  – easy to identify, generally distinctive and unlikely to be confused with other species.
ID pointers: Has full deep rather rounded wings and arched leading forewing edge. A delicate pale lime green, when fresh. A black central spot with two faint cross-bands towards the wing base and after the spot. With another wavy cross-band at two-thirds. Several black dashes along the costa. The green fades to a light brown.
Distribution:  (Last record: 2024 )  –  A new species for the county, with 2 specimens netted during the day over Bilberry at Long Clough near Glossop on 1st July 2023. Another one was attracted to light at the same site on 2nd July 2023. The species has most probably been under-recorded, due to its precise habitat requirements. 
Flight Period: June /  July /  –  On the wing June-July. Easily flushed from the larval food plant – Bilberry. Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Christian Heintzen  © All Rights Reserved
*** Last updated on 5 May 2025 by RP ***
Forewing: 9-11mm Food Plant: Bilberry.
Last Recorded Year: 2024
Last Recorded By – Not Recorded
Last Recorded General Area – Not Recorded

IMAGES BELOW:  1st July, Long Clough, near Glossop, Derbyshire – Images by Christian Heintzen © 
 

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Distribution Map for Pasiphila debiliata

derbyshiremoths.org © makes no guarantee of accuracy of data used in these maps and charts – they are presented to you with best endeavours and the data behind them updated periodically as time permits. Historic records are being discovered all the time. These will be assessed, so once they are all verified, they will be incorporated onto the map and charts.

Found 4 records
    ↳ 0 from After 2025
    ↳ 4 from 2020 - 2024
    ↳ 0 from Before 2020

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Bedrock Geology ** indirectly affects moth distribution by influencing the type of habitat and food plants available in an area. In turn, this may affect the types of moths that can thrive, or where they can most likely be found.


Monthly Records By Year: Pasiphila debiliata

Monthly Counts By Year: Pasiphila debiliata

Recordings By Year: Pasiphila debiliata

Annual Growth Rate (AGR): Pasiphila debiliata
AGR: -0.37%   |   Total % Change: -8.6%
Years Analysed: 2000 – 2024

Hectad (10kmx10km) Coverage: Pasiphila debiliata

Flight Periods – Indicative –vs– Recorded Data
Pasiphila debiliata

Flight Period chart – the grey hatched area above, which can cross one or more months, pictorially represents the best guess we have for this moth's flight periods [month/s]. The coloured lines represent the actual months seen in flight, from site observation records received between 2020-2025.

Records Behind the Map and Charts - Pasiphila debiliata – 4 records available

Listed by Year - descending

TaxonSite NameTetradYearDateCountStage
Pasiphila debiliataDerbyshire Wild Life Trust Long CloughSK09G202405/07/20241adult
Pasiphila debiliataGlossop, Shawmoor PlantationSK09F202428/06/20241adult
Pasiphila debiliata[sensitive record, location hidden]SK09G202301/07/20232adult
Pasiphila debiliata[sensitive record, location hidden]SK09G202302/07/20231adult

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