24.001 BF264  –  Bedelliidae – Bedellia somnulentella – Bindweed Sleeper – (Zeller, 1847) Adult Micro:  CAT 2 – Confusion Species –       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
Brown –  Significant Record / Very Rare / Vagrant         purple – Leaf Miner
Taxonomy:   Micro   >>  Bedelliidae
Other Name/s: Bindweed Bent-wing
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
ID pointers: The moth is widespread across southern Britain and is susceptible to huge fluctuations in numbers. It has an overall creamy pale brownish forewing that is littered with a darker speckling. It sometimes shows a small dark spot on the dorsum and at the tornus. Shows a heavily tufted head. A very thin looking moth.
Distribution:  (First record: 29 July 2025 at Chaddesden, Derby )  –  (Last record: 29 July 2025 at Chaddesden, Derby )  –  This appears to be a new species for the VC57 Derbyshire. A record that is mention on UK Moths from 1998 is being looked into but so far there is no confirmed data from any current source
This specimen pictured was recorded from a garden light trap in Chaddesden on 29th July 2025 and so far represents the first confirmed record.
Flight Period: January /  February /  March /  April /  May /  August /  October /  November /  December /  –  Two generations – August and Oct-May – The species likes mild winters. Mine Period: July /  August /  September /   – The distinctive larvae feeds on Bindweeds during July-August and September. Firstly making a narrow gallery mine that is filled with frass. Then makes large translucent yellowish blotch mines, from here the frass is ejected. The science is interesting as the larvae make silken threads underneath the leaves in which they move around. Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Neil Loverock   © All Rights Reserved
*** Last updated on 5 August 2025 by RP ***
Wingspan: 8-10mm
Food Plant: Bindweeds – Field and Hedge Bindweed and Morning Glory
Last Recorded Year: 2025
First Recorded Year: 2025
Last Recorded By – Neil Loverock
Last Recorded General Area – Chaddesden, Derby

IMAGES BELOW:  

Chaddesden 29/7/2025 – Neil Loverock© possible 1st for VC57

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Distribution Map for Bedellia somnulentella

Found 2 records
    ↳ 2 from After 2025
    ↳ 0 from 2020 - 2024
    ↳ 0 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 – Bedellia somnulentella

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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: Bedellia somnulentella
( data includes both Larvae and Adult Stages )

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


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

Shading shows moth presence between dates

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

Hectad (10kmx10km) Coverage: Bedellia somnulentella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Bedellia somnulentella
( 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
Bedellia somnulentella
( 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 - Bedellia somnulentella – 2 records available

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

Site NameTetradDateCountStageSource
Ingleby Ave, DerbySK33L24/08/20251adultvc57_irecords_extract
Chaddesden GardenSK33T29/07/20251adultvc57_irecords_extract

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