Photo © Glynne Evans

Elachista triatomea

Checklist Number
38.005 [B&F: 0611]

Verification
Record will normally be accepted but photo evidence may be required - check with CMR if not sure of identity

Classification

Family:Elachistidae
Subfamily:Elachistinae
Genus:Elachista
Species:triatomea
Authority:(Haworth, 1828)

Found in open grassland, hillsides and clifftops, throughout central and eastern England and south-eastern Scotland, also in central and western Scotland and Ireland (MBGBI Vol 3). In Hampshire and Isle of Wight, there are scattered records from downland across all three vice-counties, but never common. Wingspan 8-9mm. The dark ciliary line and dark spots on the fold and at the apex of the cell are diagnostic (MBGBI Vol 3). Larva mines the leaves of Sheep's-fescue and Red Fescue.

The abundance in each month is indicated as follows:

No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time
J F M A M J J A S O N D
Adult
Larval

Records by week (adult)

Records by week (larval)

No Larval records to show.

VC8 Wiltshire (Hants county)

Site Date Quantity Recorder Stage
Martin Down NNR (SU01)12/06/2012twoDan HoughtonAdult
Martin Down NNR (SU01)18/06/2012threeDan HoughtonAdult

VC10 Isle of Wight

Site Date Quantity Recorder Stage
Freshwater (SZ38)1947oneK G BlairAdult
Afton Down (SZ38)27/06/2010oneDave CookeAdult
The Needles (SZ28)03/07/2015oneStephen PlummerAdult

VC11 South Hampshire

Site Date Quantity Recorder Stage
Oxenbourne Down (SU71)06/07/1985oneJ R LangmaidAdult
Portsdown (SU60)10/07/2005oneJ R Langmaid, M R, J E YoungAdult
Winchester (SU43)29/05/2009oneJohn CloyneAdult
Portsdown (SU60)21/06/2010oneStuart BallAdult
Dockens Water, Ringwood (SU11)02/06/2012twoChris LewisAdult
Portsdown (SU60)04/06/2016oneJ R Langmaid, M R YoungAdult
Queen Elizabeth Country Park (SU71)02/07/2018oneJ R Langmaid, M R, J E Young, I R ThirlwellAdult
Bishop's Waltham (SU51)17/06/2020oneDennis TruneckaAdult
Hayling Island, The Kench (SZ69)17/06/2022oneSam ThomasAdult

VC12 North Hampshire

Site Date Quantity Recorder Stage
Leckford Estate (SU33)1940-Unknown-
Harewood Forest (SU44)03/07/1976oneDavid AppletonAdult
Leckford Estate (SU33)07/06/1980-J R Langmaid, D H SterlingAdult
Leckford Estate (SU33)14/07/1985-J R Langmaid, E C Pelham-Clinton, D H SterlingAdult
Leckford Estate (SU33)29/06/1986-J R Langmaid, D H Sterling, P H Sterling, M S ParsonsAdult
Noar Hill HIWWT NR, Selborne (SU73)27/07/1997oneDavid G GreenAdult
Porton Down (SU23)03/07/2003oneDavid G GreenAdult
Old Burghclere (SU45)09/07/201010Graham DennisAdult
Weston Colley (SU53)25/06/2011oneDavid G GreenAdult
Perham Down (SU24)18/06/2017oneTim NorrissAdult
Anna Valley, Andover (SU34)01/07/2018oneTim NorrissAdult
Cholderton (SU24)27/07/2019oneTim Norriss, Lynn Fomison, Henry EdmundsAdult
Barton Stacey (SU44)27/05/2020oneGlynne EvansAdult