4.036 BF72  –  Nepticulidae –  Nepticulinae – Stigmella myrtillella – Bilberry Dot – (Stainton, 1857) Adult Micro:  CAT 4 – Gen. Det. Required – Gen-Det-Reqd       Leaf-miner:  CAT L – The leaf or a Photo required – reared and possibly dissected       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Black – Uncertain/Unknown – Insufficient Data        purple – Leaf Miner
Taxonomy:   Micro   >>  Nepticulidae  >> Nepticulinae
Other Name/s: Bilberry Pigmy
ID Difficulty:  Red – difficult to identify – detailed examination required, often a Gen Det and/or specimen and quality photographs are required.
ID pointers: Most Stigmella are extremely difficult to identify, even if dissected, unless bred from larvae from the foodplant
The adult has dark purplish wings with a whitish fascia, orange head and white eye-caps.
Distribution:  (First record: 2010 )  –  (Last record: 31 August 2025 at Chunal Moor, Glossop )  –  Uncertain – On Bilberry Moorland 1987 Dale – maybe a common species on Bilberry moorland in the north of the county. Leaf mine record from Chunal Moor 31/8/2025
Flight Period: Not Recorded –  No information Mine Period: July /  August /  September /  October /  Moth Activity: Cathemeral   – occasionally attracted to light Photographed: Yes –  Photographed By: Christian Heintzen  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 4-6mm
Food Plant: Bilberry
Last Recorded Year: 2025
First Recorded Year: 2010
Last Recorded By – Christian Heintzen
Last Recorded General Area – Chunal Moor, Glossop

Selected Images:  

Chunal Moor, Glossop (August 2025) Christian Heintzen©



Distribution Map for Stigmella myrtillella

Found 5 records
    ↳ 0 from After 2025
    ↳ 0 from 2020 - 2024
    ↳ 5 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

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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 – Stigmella myrtillella

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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: Stigmella myrtillella
( data includes both Larvae and Adult Stages )
No data returned from the database.

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


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

Shading shows moth presence between dates

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Recordings By Year: Stigmella myrtillella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Stigmella myrtillella
AGR: 0%   |   Total % Change: 0%
Stigmella myrtillella
Insufficient records/data for an AGR analysis
Years Analysed: 2000 – 2025
Stigmella myrtillella
Insufficient records/data for a CUSUM analysis
Years Analysed: 2000 – 2025

Hectad (10kmx10km) Coverage: Stigmella myrtillella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Stigmella myrtillella
( 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.

Mine Periods – Indicative –vs– Recorded Data
Stigmella myrtillella
( 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 2020-2025.

Records Behind the Map and Charts - Stigmella myrtillella – 5 records available

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

Site NameTetradDateCountStageSource
Ladybower ResrSK18U03/09/20101Larval Minevc57_danes_bc_data
Slippery Stones,Upper DerwentSK19S25/08/20101Larval Minevc57_danes_bc_data
Howden ResrSK19L25/08/20101Larval Minevc57_danes_bc_data
Padley Gorge, Nether PadleySK27P19/08/20101Larval Minevc57_danes_bc_data
Owler Tor, nr HathersageSK28K19/08/20101Larval Minevc57_danes_bc_data

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