73.286 BF2167  –  Noctuidae –  Hadeninae – Hadena perplexa – Tawny Shears – ([Denis & Schiffermüller], 1775) Adult Macro:  CAT 2 – Can be confused with other species – Can be confused with other species       PDF Icon – click for Adult Macro Verification Guidelines

Green –  Rare / Uncommon / Scarce   
Taxonomy:   Macro   >>  Noctuidae  >> Hadeninae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
ID pointers: Highly variable but characterised by  a rather broad , angular and fairly pointed forewing. A constant feature are the small number of arrowhead markings before the outermost cross-line, also a dark-outlined tooth-shaped or bullet-shaped marking in the central area.
Distribution:  (Last record: 14 May 2024 at Staveley )  –  Uncommon and locally distributed in Derbyshire. Low density populations exist in the Trent Valley, Coal Measures, Carboniferous Limestone and Magnesium Limestone areas. Two recent records one from 2021 and one from 2024.
Flight Period: May /  June /  July /  –  On the wing May – July – one generation Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Sid Morris  © All Rights Reserved
*** Last updated on 22 July 2025 by WS ***
Wingspan: 27-36mm
Forewing: 13-15mm
Food Plant: Campion (Silene sp.).
Last Recorded Year: 2024
Last Recorded By – Sid Morris
Last Recorded General Area – Staveley

IMAGES BELOW:  14/05/2024 – Sid Morris

Distribution Map for Hadena perplexa

Found 69 records
    ↳ 1 from After 2025
    ↳ 1 from 2020 - 2024
    ↳ 67 from Before 2020

If the Map Layers function fails, just refresh the page and it should be OK after. Use the +- zoom on the top left, or on a tablet, use two fingers to zoom. Remember, the last layer you ticked is the one which displays the popup information - they sit on top of each other - de-select then re-select, to see the popup values.

******* Choose ONLY one at a time, of either Monad, Tetrad or Hectad Distribution - each has it's own set of data. Also, the distribution maps cover ALL recorded data. *******

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.

Land-cover * shows the variety of land-cover within the VC57 area, based on the CORINE (Coordination of Information on the Environment) forty-four thematic classes of land-cover. This will show, to a greater or lesser degree, the number and variety of moths found in different land-cover types. The UK continues to operate within the Copernicus programme, with the UK Centre for Ecology & Hydrology (UKCEH) providing Corine Land Cover (CLC) datasets for the UK and its territories.


NBN Atlas UK Distribution for – Hadena perplexa

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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: Hadena perplexa
( data includes both Larvae and Adult Stages )

Monthly Counts By Year: Hadena perplexa
( data is based on 'Adult' stage records only. )


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


CUSUM Analysis: Hadena perplexa
About this chart: CUSUM (Cumulative Sum) charts track long-term trends in moth populations [ filtered by 'Adult' and 'Mine' life stages ] by showing whether each year’s counts are above or below the historical average. Even small shifts build up over time, making trends of growth, stability, or decline easier to see. CUSUM highlights trend-consistency — asking: “Across the years, have moth counts mostly stayed above or below average?”
The data sample has 19 gap year/s here (zero records) between 2000 and 2025. The moth may have been present in those gap years, but no data was available. Too many year-gaps may exaggerate or skew the chart.

Counts for the current year (2025) are pro-rated based on data available up to month 7 (July) to provide a full-year equivalent.

Purple line rises = years better than average; falls = years worse than average.
Peak (best year) Trough (worst year) Growth periods Decline periods
Population peaked around 2025, reaching above average levels. The lowest population point occurred near 2024, showing a significant decline.

What the Y-axis "Cumulative Deviation" means: Cumulative Deviation shows the running total of how each year’s moth population count differs from the long-term average. i

Hectad (10kmx10km) Coverage: Hadena perplexa
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Hadena perplexa
( data includes Adult Stage only )

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 - Hadena perplexa – 69 records available

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

TaxonSite NameTetradYearDateCountStageSource
Hadena perplexaStaveley DerbyshireSK47H202525/06/20251adultvc57_irecords_extract
Hadena perplexaStaveley DerbyshireSK47H202414/05/20241adultvc57_irecords_extract
Hadena perplexaWelbeck Drive, WingerworthSK36T201312/06/20131Adultvc57_danes_bc_data
Hadena perplexaPleasley Pit CP, PleasleySK46X201312/06/20131Adultvc57_danes_bc_data
Hadena perplexaRepton (old gravel pit nr The Hayes)SK32C201301/05/20131Larvaevc57_danes_bc_data
Hadena perplexaWelbeck Drive,WingerworthSK36T201119/06/20111Adultvc57_danes_bc_data
Hadena perplexaLancaster Ave,SandiacreSK43S201005/06/20101Adultvc57_danes_bc_data
Hadena perplexaLancaster Ave,SandiacreSK43S201004/06/20101Adultvc57_danes_bc_data
Hadena perplexaRose Av,ClowneSK57D201023/05/20101Adultvc57_danes_bc_data
Hadena perplexaRose Av,ClowneSK57D201024/05/20101Adultvc57_danes_bc_data
Hadena perplexaMarlborough Rd,Long EatonSK43X200904/07/20091Adultvc57_danes_bc_data
Hadena perplexaThe Field,Shipley,IlkestonSK44M200228/05/20021Adultvc57_danes_bc_data
Hadena perplexaThe Field,Shipley,IlkestonSK44M200228/05/20021Adultvc57_danes_bc_data
Hadena perplexaWilmot St, Sawley, Long EatonSK43R199403/07/19942Adultvc57_danes_bc_data
Hadena perplexaWilmot St, Sawley, Long EatonSK43R199222/06/19921Adultvc57_danes_bc_data
Hadena perplexaWilmot St, Sawley, Long EatonSK43R199103/07/19911Adultvc57_danes_bc_data
Hadena perplexaDeerlands Rd, Ashgate, ChesterfieldSK37K199010/05/19901Adultvc57_danes_bc_data
Hadena perplexaDeerlands Rd, Ashgate, ChesterfieldSK37K199010/05/19901Adultvc57_danes_bc_data
Hadena perplexaLumb House, Eversleigh Rise, South Darley, Darley BridgeSK26Q198920/05/19891Adultvc57_danes_bc_data
Hadena perplexaDrummond Rd, IlkestonSK44R198102/06/19811Adultvc57_danes_bc_data
Hadena perplexaDrummond Rd, IlkestonSK44R198010/06/19801Adultvc57_danes_bc_data
Hadena perplexaClough Wood,Darley DaleSK26K198001/05/19801Adultvc57_danes_bc_data
Hadena perplexaBack Lane,GlapwellSK46T197828/07/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane, GlapwellSK46T197828/07/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane,GlapwellSK46T197801/06/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane,GlapwellSK46T197807/06/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane,GlapwellSK46T197803/06/19783Adultvc57_danes_bc_data
Hadena perplexaBack Lane, GlapwellSK46T197807/06/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane, GlapwellSK46T197801/06/19781Adultvc57_danes_bc_data
Hadena perplexaBack Lane, GlapwellSK46T197803/06/19783Adultvc57_danes_bc_data
Hadena perplexaMiddleton, Wirksworth (site not precise)SK25M197715/07/19771Adultvc57_danes_bc_data
Hadena perplexaMiddleton, Wirksworth (site not precise)SK25M197724/06/19771Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197510/06/19751Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197511/06/19751Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197510/06/19751Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197511/06/19751Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197303/07/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197303/07/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197315/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197311/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197312/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197311/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197312/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197315/06/19731Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C197023/06/19702Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C197023/06/19702Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C196809/09/19681Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C196713/06/19671Adultvc57_danes_bc_data
Hadena perplexaNewbold Drive, ChesterfieldSK37R196606/06/19661Adultvc57_danes_bc_data
Hadena perplexaNewbold Drive, ChesterfieldSK37R196427/05/19641Adultvc57_danes_bc_data
Hadena perplexaNewbold Drive, ChesterfieldSK37R196427/05/19641Adultvc57_danes_bc_data
Hadena perplexaNewbold Rd, ChesterfieldSK37R196306/06/19631Adultvc57_danes_bc_data
Hadena perplexaNewbold Rd, ChesterfieldSK37R196309/06/19632Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196005/06/19602Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196004/06/19601Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196003/06/19601Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196031/05/19601Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196027/05/19601Adultvc57_danes_bc_data
Hadena perplexaJohn St, Clay CrossSK36W196023/05/19603Adultvc57_danes_bc_data
Hadena perplexaRepton (site not precise)SK32B195701/06/19574Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne LaneSK46C195328/05/19531Adultvc57_danes_bc_data
Hadena perplexaBerry St, Hepthorne Lane, North WingfieldSK46C195328/05/19531Adultvc57_danes_bc_data
Hadena perplexaDarley Dale (site not precise)SK26R191801/06/19181Adultvc57_danes_bc_data
Hadena perplexaRepton (site not precise)SK32B191418/06/19141Adultvc57_danes_bc_data
Hadena perplexaRepton (old gravel pit nr The Hayes)SK32C191301/05/19131Larvaevc57_danes_bc_data
Hadena perplexaBretby, Swadlincote (site not precise)SK22W188501/01/18851Adultvc57_danes_bc_data
Hadena perplexaBreadsall, Derby (site not precise)SK33U188301/01/18831Adultvc57_danes_bc_data
Hadena perplexaOsmaston Park,AshbourneSK24B185201/01/18521Larvaevc57_danes_bc_data
Hadena perplexaBreadsall, Derby (site not precise)SK33U180001/01/18001Adultvc57_danes_bc_data

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