70.146 BF1813 - Haworth's Pug - Geometridae - Eupithecia haworthiata
70.146 BF1813  – Haworth's Pug  – Eupithecia haworthiata  – (Doubleday, 1856)
Adult Macro:  CAT 2 – Can be confused with other species – Good photographs maybe required – Can be confused with other species      
PDF Icon – click for Adult Macro Verification Guidelines

Green –  Rare / Uncommon / Scarce   
Taxonomy:   Macro  >>.  >>  Geometridae  >> Larentiinae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  Other Pugs (Eupithecia spp.)
ID pointers: A reddish band at the base of the abdomen helps to identify this small, otherwise grey-brown pug. Rather nondescript in markings with faint cross-lines and a weak, sometimes absent, discal spot.
Distribution:  (Last record: 30 June 2025 at Cromford )  –  A resident but locally distributed and uncommon in Derbyshire. It was once widespread in the county, but in 1986 was only known from one site situated in the south of the county. During 2008 it was reported from an area around Carsington Reservoir and since records have come from Belper and Cromford.
General Comment: None
Flight Period: June /  July /  August –  On the wing June-early August Easily flushed from the larval food plant – Traveller’s Joy. Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Dave Evans, Brian Hallam  © All Rights Reserved
*** Last updated on 16 February 2026 by TD ***
Forewing: 8-9mm Food Plant: Traveller’s Joy.
Last Recorded Year: 2025
Last Recorded By – Clive Ashton
Last Recorded General Area – Cromford

Selected Images:  August 2013, Belper, Derbyshire – Image by Dave Evans © July 2021, Findern, Derbyshire – Image by Brian Hallam ©



Temporal Distribution Chart
Adults: (between 1982 - 2025)  |  Immatures: (between 1974 - 2008)
(click legend below to show/hide datasets)

Distribution Map for Eupithecia haworthiata

Found 17 records
    ↳ from 2026+
    ↳ 11 from 2020 - 2025
    ↳ 6 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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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.


NBN Atlas UK Distribution for – Eupithecia haworthiata

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Note – the NBN Atlas datasets are listed in the map below and vary in their currency (uptodateness) – however, the map does give a general indication of the moth's distribution across the UK.

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Monthly Records By Year: Eupithecia haworthiata
( data includes both Larvae and Adult Stages )

Monthly Counts By Year: Eupithecia haworthiata
( data is based on 'Adult' stage records only )

First/Last Recorded Dates: Eupithecia haworthiata
Adult-only & Anything [Larvae, Pupae, Adult, Mines]

Shading shows moth presence between dates

Click the colour discs below to Select/De-select as Required

Recordings By Year: Eupithecia haworthiata
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Eupithecia haworthiata
AGR: -7.79%   |   Total % Change: -33.3%

Hectad (10kmx10km) Coverage: Eupithecia haworthiata
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Eupithecia haworthiata

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 2020-2026.

Records Behind the Map and Charts - Eupithecia haworthiata – 17 records available

Listed by Year - descending - scroll across to see all table columns

Site NameTetradDateCountStageRecorderSourceRecordKey
upper cromford gardenSK25Y30/06/20251adultAshton, Clivevc57_irecords_extractiBRC42882842
SandiacreSK43S01/08/20241adultpaul buxtonvc57_irecords_extractiBRC37665794
upper cromford gardenSK25Y30/07/20241adultAshton, Clivevc57_irecords_extractiBRC37556263
Chaddesden, DerbySK33T18/07/20241adultroome, martinvc57_irecords_extractiBRC38322122
Staunton Harold Reservoir, DerbyshireSK32S15/08/20231adultDavison, Tonyvc57_irecords_extractiBRC33088291
Lower Cromford GardenSK25Y03/08/20231adultAshton, Clivevc57_irecords_extractiBRC34582419
Lower Cromford GardenSK25Y09/07/20231adultAshton, Clivevc57_irecords_extractiBRC34582418
Lower Cromford GardenSK25Y20/06/20231adultAshton, Clivevc57_irecords_extractiBRC34582417
Findern, Derbyshire, DEAZSK33A16/07/20211adultBrian and Jean Hallamvc57_irecords_extractiBRC35165343
Woodland AveSK43R26/06/20201adultThorpe, Stevevc57_irecords_extractiBRC33501248
Woodland AveSK43R24/06/20202adultThorpe, Stevevc57_irecords_extractiBRC33501165
Carsington Resr area (road side)SK25L23/08/20085LarvaeB.L. Stathamvc57_danes_bc_dataLC000334001OLFG2
nr Hopton, WirksworthSK25L26/05/20059LarvaeVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OJ8GS
Carsington Water (roadside), WirksworthSK25L07/08/200420LarvaeB.L. Stathamvc57_danes_bc_dataLC000334001OI5P7
Ticknall Limeyards,TicknallSK32R14/06/19971AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OIEWE
Ticknall Limeyards, Ticknall (site not precise)SK32L29/06/19821AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OHHWJ
Ticknall Limeyards,TicknallSK32R28/08/197450LarvaeVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OIIUG

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