Micropterix aruncella       Dyseriocrania subpurpurella
1.005 BF5  –  Micropterigidae – Micropterix calthella – Plain Pollen Moth – (Linnaeus, 1761) Adult Micro:  CAT 2 – Confusion Species –       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Blue –  Generally Common / Widespread        day-flying – Day-flying
Taxonomy:   Micro  >> .  . >>  Micropterigidae
Other Name/s: Plain Gold
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  White-line Pollen-moth
ID pointers: A tiny species with metallic bronze coloured forewings with purplish tinges.
Distribution:  Common in the Derbyshire Dales. 
Flight Period: May /  June /  –  On the wing during the day in May and June. Photographed: Yes –  Photographed By: Tony Davison  © All Rights Reserved
*** Last updated on 25 April 2025 by TD ***
Wingspan: 7-10mm
 Food Plant: Various herbaceous plants
Recorded dates for Common [Blue code Blue-coded] moths are not stored on the website at this current time.
IMAGES BELOW:  Carsington, Derbyshire – Tony Davison ©

1.005 BF5 - Micropterigidae - Micropterix calthella
Micropterix calthella – Will Soar
1.005 BF5 - Micropterigidae - Micropterix calthella

 
 
1.005 BF5-micropterix calthella 1.005 BF5 - Micropterix calthella Carsington, Derbyshire -Tony Davison©

Distribution Map for Micropterix calthella

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 32 records
    ↳ 4 from After 2025
    ↳ 21 from 2020 - 2024
    ↳ 7 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.


Monthly Records By Year: Micropterix calthella

Monthly Counts By Year: Micropterix calthella

Recordings By Year: Micropterix calthella

Annual Growth Rate (AGR): Micropterix calthella
AGR: -9.8%   |   Total % Change: -91.6%
Years Analysed: 2000 – 2024

Hectad (10kmx10km) Coverage: Micropterix calthella

Flight Periods – Indicative –vs– Recorded Data
Micropterix calthella

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 - Micropterix calthella – 32 records available

Listed by Year - descending

TaxonSite NameTetradYearDateCountStage
Micropterix calthellaMillfields ,CarsingtonSK25K202524/05/20255adult
Micropterix calthellaCunningdale, BuxtonSK07R202518/05/202520adult
Micropterix calthellaMonsal DaleSK17Q202506/05/20251
Micropterix calthellaCunning DaleSK07R202518/05/20251
Micropterix calthellaGoosehill Hall (SK1482)SK18L202411/06/20241adult
Micropterix calthellaMiller's DaleSK17L202405/05/20241
Micropterix calthellaCunningdale SACSK07R202418/05/20241Adult
Micropterix calthellaJim Mart Nature ReserveSK36S202409/05/202420Adult
Micropterix calthellaDerbyshire, UKSK27Y202419/05/20241Adult
Micropterix calthellaDerbyshire, UKSK37D202321/05/20231Adult
Micropterix calthellaGrinlow Woods, Derbyshire, UKSK07L202325/05/20231
Micropterix calthellaJim Mart Nature ReserveSK36S202320/05/20231Adult
Micropterix calthellaGrinlow Woods, Derbyshire, UKSK07L202201/06/20221Adult
Micropterix calthellaLathkilldale, MonyashSK16N202217/05/2022100adult
Micropterix calthellaTrowell Marsh LNRSK43U202223/05/20221adult
Micropterix calthellaFerneyDaleSK07Q202126/06/20211adult
Micropterix calthellaDerbyshire, England, United KingdomSK07K202126/06/20211Adult
Micropterix calthellaHaddon Park SK26I202105/06/20214Adult
Micropterix calthellaFerneydaleSK07Q202121/06/20211Adult
Micropterix calthellaJim Mart Nature ReserveSK36S202113/05/20211Adult
Micropterix calthellaJim Mart Nature ReserveSK36S202122/05/20211Adult
Micropterix calthellaWaterswallows QuarrySK07X202017/07/20201not recorded
Micropterix calthellaJim Mart Nature ReserveSK36S202018/05/20201adult
Micropterix calthellaMellorSJ98Y202009/05/202050adult
Micropterix calthellaJim Mart Nature ReserveSK36S202014/05/20201adult
Micropterix calthellaEtherow CPSJ99Q201920/05/201940not recorded
Micropterix calthellaCoombs DaleSK27H201807/06/20185Adult
Micropterix calthellaEtherow CPSJ99Q201821/05/20181not recorded
Micropterix calthellaEtherow CPSJ99Q201821/05/20181not recorded
Micropterix calthellaJim Mart Nature ReserveSK36S201614/06/20161Adult
Micropterix calthellaCarsington WaterSK25L201129/05/20111adult
Micropterix calthellaCarsington WaterSK25L200416/05/200430Adult

 
Micropterix aruncella       Dyseriocrania subpurpurella

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