Elachista atricomella - Christian Heintzen
38.025 BF597  – Cock's-foot Miner  – Elachista atricomella  – (Stainton, 1849)
Adult Micro:  CAT 2 – Can be confused with other species –       Leaf-miner:  CAT L – The leaf or a Photo required – reared and possibly dissected       Larval Case:  C1 – Distinctive Species –      
PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Green –  Rare / Uncommon / Scarce        purple – Leaf-miner
Taxonomy:   Micro   >>  Elachistidae
Other Name/s: Black-headed Dwarf
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  E.alpinella
ID pointers: Head dark grey with forewing blackish brown, mottled paler with an oblique creamy cross-band from the costa at one-third to the dorsum before one-half. A creamy white triangular tornal spot, with another mark opposite on the costa.
Distribution:  (First record: 1960 )  –  (Last record: 7 August 2024 at Glossop )  –  Likely to be uncommon but widespread in Derbyshire, but only 1 record to 1960. Possibly isolated colonies, on Cocks-foot (Dactylis glomerata).
General Comment: None
Flight Period: May /  June /  July /  August /  September –  On the wing in May – September. Mine Period:  March /  April /  May /  September /  October /  November
Mine Period Additional: Mines the leaves of grasses in this case cock’s-foot (Dactylis glomerata), forming a thin whitish mine.
Mine ID Difficulty: Not Recorded
Mine Type/s: Not Recorded
Mine Feeding Method/s: Not Recorded
Mine Comment: None.
Moth Activity: Cathemeral   – and is attracted to light Photographed: Yes –  Photographed By: Will Soar, Christian Heintzen  © All Rights Reserved
*** Last updated on 7 November 2025 by RP ***
Wingspan: 11-13mm
Food Plant: Cock’s-foot (Dactylis glomerata).
Last Recorded Year: 2024
First Recorded Year: 1960
Last Recorded By – Christian Heintzen
Last Recorded General Area – Glossop

Selected Images:  Kings Newton, Derbyshire – Will Soar© / Christian Heintzen 2023



Temporal Distribution Chart
Adults: (between 2010 - 2025)
(click legend below to show/hide datasets)
This chart summarises all available historical occurrence records collated by ISO week of the year. It reflects recorder effort and sampling distribution as well as true biological activity, and should be interpreted as an indicative pattern of seasonal occurrence rather than a statistically controlled abundance or phenology model.

Distribution Map for Elachista atricomella

Found 29 records
    ↳ from 2026+
    ↳ 12 from 2020 - 2025
    ↳ 17 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Mining
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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.

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 – Elachista atricomella

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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: Elachista atricomella
( data includes both Larvae and Adult Stages )

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

First/Last Recorded Dates: Elachista atricomella
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: Elachista atricomella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Elachista atricomella
AGR: -1.02%   |   Total % Change: -14.3%

Hectad (10kmx10km) Coverage: Elachista atricomella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Elachista atricomella

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.

Mine Periods – Indicative –vs– Recorded Data
Elachista atricomella
( data includes both Larvae and Adult Stages )

Mine 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 mine periods [month/s]. The coloured lines represent the actual months seen mining, from site observation records received between 2020-2026.

Records Behind the Map and Charts - Elachista atricomella – 29 records available

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

Site Name Tetrad Date Count Stage Recorder Source RecordKey
Hathersage SK28F 08/08/2025 1 adult Kydd, Alan vc57_irecords_extract iBRC45069422
Birch Vale SK08I 12/07/2025 1 adult Hewitt, Jane vc57_irecords_extract iBRC47544671
Birch Vale SK08I 30/06/2025 1 adult Hewitt, Jane vc57_irecords_extract iBRC47544480
Ladycroft Ave, Buxton SK07S 13/06/2025 1 adult Orridge, Steve vc57_irecords_extract iBRC42555616
Glossop, Gnat Hole Rough Fields SK09L 07/08/2024 1 adult Heintzen, Christian vc57_irecords_extract iBRC38472932
upper cromford garden SK25Y 07/08/2024 1 adult Ashton, Clive vc57_irecords_extract iBRC37755757
Glossop, Hague Street, Hay meadow SK09G 23/07/2024 1 adult Heintzen, Christian vc57_irecords_extract iBRC38130687
Jim Mart Nature Reserve SK36S 24/06/2023 1 Adult Mahadevan, Nikki vc57_irecords_extract iBRC34929871
Glossop, Hague Street, Hay meadow SK09G 01/06/2023 1 adult Heintzen, Christian vc57_irecords_extract iBRC36336093
Glossop, Hague Street, Hay meadow SK09G 21/08/2022 1 adult Heintzen, Christian vc57_irecords_extract iBRC36335059
Main Street, Kings Newton SK32Y 12/08/2020 1 Adult Soar, Will vc57_irecords_extract iBRC34060093
Ladycroft Ave, Buxton SK07S 05/08/2020 1 adult Orridge, Steve vc57_irecords_extract iBRC35095709
Pleasley Pit CP, Pleasley SK46X 21/07/2019 1 adult HILL, Mr B.J.N. Danes_2019-2021 1277
Ladycroft Ave, Buxton SK07S 14/07/2018 1 adult Steve A. Orridge vc57_irecords_extract iBRC49168425
Jim Mart Nature Reserve SK36S 04/06/2016 2 Adult Mahadevan, Nikki vc57_irecords_extract iBRC34908662
Jim Mart Nature Reserve SK36S 11/08/2015 1 Adult Mahadevan, Nikki vc57_irecords_extract iBRC34907926
Jim Mart Nature Reserve SK36S 07/08/2015 2 Adult Mahadevan, Nikki vc57_irecords_extract iBRC34907912
Jim Mart Nature Reserve SK36S 09/07/2015 2 Adult Mahadevan, Nikki vc57_irecords_extract iBRC34907864
Backgarden Marehay SK34Z 25/07/2012 1 adult Thorpe, Steve vc57_irecords_extract iBRC33511049
Bamford St,Ripley SK34Z 25/07/2012 1 Adult Thorpe, Steve vc57_danes_bc_data LC000334001CP875
Backgarden Marehay SK34Z 09/06/2012 1 adult Thorpe, Steve vc57_irecords_extract iBRC33510161
Bamford St,Ripley SK34Z 09/06/2012 1 Adult Thorpe, Steve vc57_danes_bc_data LC000334001COY33
Markeaton Park (Sturgess Field), Derby SK33I 26/05/2012 1 Adult BUDWORTH, Mr D., PATRICK, Mr P., CLARKE, Mr D.A., vc57_danes_bc_data LC000334001CP0CE
Biggin Dale, nr Hartington SK15P 28/07/2010 1 Adult D. Grundy vc57_danes_bc_data LC000334001COTGO
Biggin Dale, nr Hartington SK15P 28/07/2010 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001CP66F
Biggin Dale, nr Hartington SK15P 12/06/2010 1 Adult D. Grundy vc57_danes_bc_data LC000334001CP5D0
Biggin Dale, nr Hartington SK15P 12/06/2010 2 Adult D. Grundy vc57_danes_bc_data LC000334001CP5DA
Biggin Dale, nr Hartington SK15P 12/06/2010 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001CP5DP
Backgarden Marehay SK34Z 11/06/2010 1 adult Thorpe, Steve vc57_irecords_extract iBRC33514553

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