Blotched Emerald - Geometridae - Comibaena bajularia
70.300 BF1667  – Blotched Emerald  – Comibaena bajularia  – ([Denis & Schiffermüller], 1775)
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 Verification Notes: Four records since 2020 – Set to CAT2


Brown –  Significant Record / Very Rare / Vagrant    
Taxonomy:   Macro  >>.  >>  Geometridae  >> Geometrinae
ID Difficulty:  green  – easy to identify, generally distinctive and unlikely to be confused with other species.
ID pointers: Really unmistakable, a medium sized green moth with cream and fawn blotching on trailing edges of hind and forewing are diagnostic.
Distribution:  (Last record: 18 June 2023 at Kirk Hallam )  –  Last recorded in June 2023 – A resident that is rare, with isolated records each year. The species appears to be mainly restricted to sites in the south of the county, but isolated vagrants are recorded from places well away from their usual habitats. For example one was trapped at Froggatt on 22nd June 2016 by Kate & Bryan Barnacle. Five records between 2019-2023 with last one on 18 June 2023 from Kirk Hallam.
General Comment: None
Flight Period: June /  July –  On the wing – late June – July.  – but can be disturbed during the day Photographed: Yes –  Photographed By: Kate & Bryan Barnacle  © All Rights Reserved
*** Last updated on 14 January 2026 by TD ***
Wingspan: 23-27mm
Forewing: 14-17mm
Food Plant: Oak (Quercus).
Last Recorded Year: 2023
Last Recorded By – Brian Hobby
Last Recorded General Area – Kirk Hallam

Selected Images:  Froggatt, Derbyshire – Image by Kate & Bryan Barnacle ©



Temporal Distribution Chart
Adults: (between 1975 - 2023)
(click legend below to show/hide datasets)

Distribution Map for Comibaena bajularia

Found 28 records
    ↳ from 2026+
    ↳ 6 from 2020 - 2025
    ↳ 22 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 – Comibaena bajularia

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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.

Visit NBN Site


Monthly Records By Year: Comibaena bajularia
( data includes both Larvae and Adult Stages )

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

First/Last Recorded Dates: Comibaena bajularia
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: Comibaena bajularia
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Comibaena bajularia
AGR: 0%   |   Total % Change: 0%

Hectad (10kmx10km) Coverage: Comibaena bajularia
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Comibaena bajularia

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 - Comibaena bajularia – 28 records available

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

Site NameTetradDateCountStageRecorderSourceRecordKey
Kirk Hallam, IlkestonSK44K16/06/20231adultHobby, Brianvc57_irecords_extractiBRC48690744
Kirk Hallam, IlkestonSK44K21/06/20221adultHobby, Brianvc57_irecords_extractiBRC41045803
Not givenSK33A09/07/20211AdultHallam, Brianvc57_irecords_extractiBRC20993036
Findern, Derbyshire, DEAZSK33A09/07/20211adultBrian and Jean Hallamvc57_irecords_extractiBRC35165185
Findern, Derbyshire, DEAZSK33A02/07/20211adultBrian and Jean Hallamvc57_irecords_extractiBRC35165067
Kirk Hallam, IlkestonSK44K03/06/20201adultHobby, Brianvc57_irecords_extractiBRC41040305
Findern, Derbyshire, DEAZSK33A21/06/20191adultBrian and Jean Hallamvc57_irecords_extractiBRC35161285
Derbyshire, UKSK25I17/06/20181AdultOrridge, Stevevc57_irecords_extractiBRC23664696
Hoe Grange QuarrySK25I16/06/20181adultSteve Orridge & Ray Walkervc57_irecords_extractiBRC49168482
Drayton Ave,Mackworth,DerbySK33D30/06/20071AdultW. Hurstvc57_danes_bc_dataLC000334001OKHC2
Drayton Ave,Mackworth,DerbySK33D30/06/20071AdultW. Hurstvc57_danes_bc_dataLC000334001WPHJI
The Field,Shipley,IlkestonSK44M25/06/20061AdultT. Durovc57_danes_bc_dataLC000334001OHT4O
Shipley Park (Cinder Hill), Shipley, IlkestonSK44H02/07/20051AdultDave Budworth;B.G. Sewell;T. Durovc57_danes_bc_dataLC000334001OJ9BV
Shipley Park (Cinder Hill), Shipley, IlkestonSK44H02/07/20051AdultDave Budworth;B.G. Sewell;T. Durovc57_danes_bc_dataLC000334001WOXLG
Calke Park (Betty's Pool),TicknallSK32R04/07/19981AdultI. Travers-Ayre;I.M. Vilesvc57_danes_bc_dataLC000334001OJI3I
Calke Park (Betty's Pool),TicknallSK32R03/07/19982AdultBUDWORTH, Mr D., VILES, Mr I.M., TRAVERS-AYRE, Mr vc57_danes_bc_dataLC000334001OJI35
Calke Park (Betty's Pool),TicknallSK32R11/07/19971AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OJI1H
Calke Park (Betty's Pool),TicknallSK32R11/07/19971AdultDave Budworth;I. Travers-Ayre;I.M. Vilesvc57_danes_bc_dataLC000334001WQDKA
Spring Wood NR, Calke, MelbourneSK32R04/07/19971AdultA. Russellvc57_danes_bc_dataLC000334001OJ0FS
Pond House, Mapperley Res, IlkestonSK44G01/07/19881AdultT. Durovc57_danes_bc_dataLC000334001OI03R
Pond House, Mapperley Res, IlkestonSK44G01/07/19881AdultT. Durovc57_danes_bc_dataLC000334001WOQAA
Calke Park EstateSK32R03/07/19873adultFinch, Graham Leonardvc57_irecords_extractiBRC35105584
Deerlands Rd, Ashgate, ChesterfieldSK37K11/07/19861AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OIS2T
Wolds Rise, Cavendish Rd, MatlockSK36A09/07/19791AdultB.L. Stathamvc57_danes_bc_dataLC000334001OILPY
Carvers Rocks, Hartshorne, SwadlincoteSK32G19/06/19791AdultD.A. Youngvc57_danes_bc_dataLC000334001OILNW
Askew Grove, ReptonSK32D26/06/19761AdultD.A. Youngvc57_danes_bc_dataLC000334001OHFPR
Askew Grove, ReptonSK32D26/06/19761AdultD.A. Youngvc57_danes_bc_dataLC000334001WPWPC
Field Close, Hilton, Burton on TrentSK23K03/07/19751AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001OIJ48

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