49.066 BF1038  –  Tortricidae –  Tortricinae – Acleris laterana – Dark-marked Tortrix – (Fabricius, 1794) Adult Micro:  CAT 4 – Dissection required – Gen-Det-Reqd       Leaf-miner:  CAT A – Recorded accepted without the leaf or a photo –       Larval Case:  C1 – Distinctive Species –       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Blue –  Generally Common / Widespread   
Taxonomy:   Micro   >>  Tortricidae  >> Tortricinae
Other Name/s: Dark-triangle Button
ID Difficulty:  Red – difficult to identify – detailed examination required, often a Gen Det and/or specimen and quality photographs are required.
Confusion Species: A. comariana
ID pointers: Variable – Forewing can be a range of colours, silvery grey; grey; pale yellowish brown; reddish brown, with large triangular costal blotches. This species is difficult to separate from A. comariana. – Can only be reliably identified by Gen Det – Please record as Acleris laterana/comariana aggregate if no Gen Det Prep.
Distribution:  Common in widely scattered areas throughout the lowland areas of the county. 
General Comment: None
Flight Period: August /  September –  On the wing during August – September. Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: The late Claire Miles  © All Rights Reserved
*** Last updated on 4 November 2025 by RP ***
Wingspan: 15-20mm
Food Plant: Rosaceous trees and shrubs, Salix and Vaccinium.
Specific Recorded History Dates for Common [Blue code Blue-coded] moths is not displayed/updated in this tab. However, all verified records for this moth are listed in the RECORDS tab below.

Selected Images:  Hathersage – Gen Det examples – the late Claire Miles©



Distribution Map for Acleris laterana

Found 40 records
    ↳ from 2026+
    ↳ 10 from 2020 - 2025
    ↳ 30 from Before 2020
Flying
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 – Acleris laterana

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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: Acleris laterana
( data includes both Larvae and Adult Stages )

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


First/Last Recorded Dates: Acleris laterana
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: Acleris laterana
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Acleris laterana
AGR: 0.61%   |   Total % Change: 14.3%

Hectad (10kmx10km) Coverage: Acleris laterana
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Acleris laterana
( 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 2020-2026.

Records Behind the Map and Charts - Acleris laterana – 40 records available

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

Site NameTetradDateCountStageSource
Ladycroft Ave, BuxtonSK07S09/09/20251adultvc57_irecords_extract
Ladycroft Ave, BuxtonSK07S29/08/20251adultvc57_irecords_extract
Ladycroft Ave, BuxtonSK07S25/08/20251adultvc57_irecords_extract
Ladycroft Ave, BuxtonSK07S20/08/20251adultvc57_irecords_extract
Shaw Farm, New Mills VCSJ98Y12/08/20251adultvc57_irecords_extract
Dinting Nature ReserveSK09C06/08/20251adultvc57_irecords_extract
Staveley garden SYASK47H25/07/20252adultvc57_irecords_extract
Hathersage, Derbyshire, UKSK28F11/11/20221adultvc57_irecords_extract
Hathersage, Derbyshire, UKSK28F20/08/20222adultvc57_irecords_extract
Hathersage, Derbyshire, UKSK28F20/08/20213adultvc57_irecords_extract
Wood Lane,Newhall,SwadlincoteSK22V05/08/20161Adultvc57_danes_bc_data
Wood Lane,Newhall,SwadlincoteSK22V04/09/20151Adultvc57_danes_bc_data
Wood Lane,Newhall,SwadlincoteSK22V21/08/20151Adultvc57_danes_bc_data
Wood Lane,Newhall,SwadlincoteSK22V16/08/20131Adultvc57_danes_bc_data
Erewash Fields, Long EatonSK53B09/08/20131Adultvc57_danes_bc_data
Ladycroft Ave,BuxtonSK07S03/09/20124Adultvc57_danes_bc_data
Midway Rd,Midway,SwadlincoteSK32A01/09/20121Adultvc57_danes_bc_data
Ladycroft Ave,BuxtonSK07S31/08/20121Adultvc57_danes_bc_data
Wood Lane,Newhall,SwadlincoteSK22V17/08/20121Adultvc57_danes_bc_data
School Close,Parkway Gardens,Darley DaleSK26R16/08/20111Adultvc57_danes_bc_data
Padley Gorge, Nether PadleySK27P19/08/20101Adultvc57_danes_bc_data
Carvers Rocks, Hartshorne, SwadlincoteSK32G19/09/20091Adultvc57_danes_bc_data
Bristol Rd,IlkestonSK44R12/08/20091Adultvc57_danes_bc_data
Midway, Derbys.SK32A03/08/20093adultvc57_irecords_extract
Midway Rd,Midway,SwadlincoteSK32A03/08/20093Adultvc57_danes_bc_data
Midway, Derbys.SK32A25/07/20091adultvc57_irecords_extract
Midway Rd,Midway,SwadlincoteSK32A25/07/20091Adultvc57_danes_bc_data
Calver MarshSK27M19/09/20081Adultvc57_danes_bc_data
Ault Hucknall,GlapwellSK46S14/09/20081Adultvc57_danes_bc_data
Glossop (Shire Hill Quarry)SK09M01/09/20081Adultvc57_danes_bc_data
Ault Hucknall,GlapwellSK46S29/08/20081Adultvc57_danes_bc_data
Midway Rd,Midway,SwadlincoteSK32A15/08/20081Adultvc57_danes_bc_data
Midway Rd,Midway,SwadlincoteSK32A02/08/20081Adultvc57_danes_bc_data
Ault Hucknall,GlapwellSK46S08/09/20071Adultvc57_danes_bc_data
Carvers Rocks,Hartshorne,Swadlincote (old toilet block area)SK32G11/08/20078Adultvc57_danes_bc_data
Ault Hucknall,GlapwellSK46S10/08/20071Adultvc57_danes_bc_data
Flash Lane,Beeley MoorSK26X03/08/20072Adultvc57_danes_bc_data
Main St,Kings Newton,MelbourneSK32Y29/08/20061Adultvc57_danes_bc_data
Pleasley Park (centre clearing)SK56H04/10/20051Adultvc57_danes_bc_data
Whitwell Wood (centre area), Whitwell, WorksopSK57J23/08/20031Adultvc57_danes_bc_data

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