37.015 BF493  –  Coleophoridae – Coleophora serratella – Common Case-bearer – (Linnaeus, 1761) Adult Micro:  CAT 4 – Gen. Det. Required – Gen-Det-Reqd       Leaf-miner:  CAT L – The leaf or a Photo required – reared and possibly dissected       Larval Case:  C2 – Photo or specimen of larval case/plant required –       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Blue –  Generally Common / Widespread        purple – Leaf Miner
Taxonomy:   Micro   >>  Coleophoridae
ID Difficulty:  Red – difficult to identify – detailed examination required, often a Gen Det and/or specimen and quality photographs are required.
Confusion Species: C.coracipennella and C.gryphipennella
ID pointers: A Leaf-miner – Forewing dark brown or greyish brown. Antennae with white and brown or greyish brown rings becoming indistinct towards the tip.
Distribution:  Commonest species of Coleophorid and found across the British Isles wherever the food plant exists. Records indicate the species is widespread but locally uncommon in Derbyshire – records are of the Case and leaf mine. Likely to be under recorded.
Flight Period: July /  August /  –  On the wing in July – August. Mine Period: April /  May /   – The initial case is formed from a leaf fragment and the new case is formed after the larvae restarts feeding in the spring. Found on Ulmus (Elm), Betula (Birch), Alnus (Alder) and Corylus (Hazel). Casing shown on Corylus. Moth Activity: Nocturnal   – and is attracted to light Photographed: Yes –  Photographed By: Dave Evans; Mark Radford  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 11-14mm
Food Plant: Birch (Betula), Elm (Ulmus), Alder (Alnus), or Hazel (Corylus).
Recorded dates for Common [Blue code Blue-coded] moths are not stored on the website at this current time.

Selected Images:  Wyver Lane, Belper, Derbyshire – Dave Evans© / Markham Vale – Mark Radford©



Distribution Map for Coleophora serratella

Found 14 records
    ↳ 3 from After 2025
    ↳ 2 from 2020 - 2024
    ↳ 9 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 – Coleophora serratella

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

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


First/Last Recorded Dates: Coleophora serratella
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: Coleophora serratella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Coleophora serratella
AGR: 0%   |   Total % Change: 0%
Coleophora serratella
Insufficient records/data for an AGR analysis
Years Analysed: 2000 – 2025
Coleophora serratella
Insufficient records/data for a CUSUM analysis
Years Analysed: 2000 – 2025

Hectad (10kmx10km) Coverage: Coleophora serratella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Coleophora serratella
( 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
Coleophora serratella
( 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 - Coleophora serratella – 14 records available

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

Site NameTetradDateCountStageSource
DWT Wyver LaneSK34P13/08/20251mine (empty)vc57_irecords_extract
Markham Vale South TipSK47K05/05/202510larval casevc57_irecords_extract
Derbyshire Wild Life Trust Long CloughSK09G03/05/20251Larval casevc57_irecords_extract
Kings newtonSK32Y26/04/20245larval casevc57_irecords_extract
Kings Newton FieldsSK32Y19/06/20221Pupavc57_irecords_extract
Shillito WoodSK27X20/07/20151pre-adultvc57_irecords_extract
Longshaw Estate and Padley GorgeSK27P15/07/20151pre-adultvc57_irecords_extract
Ramsley Moor and ReservoirSK27X26/05/20153pre-adultvc57_irecords_extract
Millennium Meadow NR, DuffieldSK34L03/05/20141Larvaevc57_danes_bc_data
Millennium Meadow NR, DuffieldSK34L28/04/20141Larvaevc57_danes_bc_data
Ladybower ResrSK18U03/09/20101Casevc57_danes_bc_data
Padley Gorge, Nether PadleySK27P19/08/20101Casevc57_danes_bc_data
Crich Chase, Ambergate (site not precise)SK35L27/06/19961Adultvc57_danes_bc_data
Clough Wood,Darley DaleSK26K19/05/19951Cocoonvc57_danes_bc_data

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