Elachista biatomella
Checklist Number38.023 [B&F: 0595]
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: | biatomella |
| Authority: | (Stainton, 1848) |
Nationally scarce (Nb) on open grassland and heathland throughout England and Wales. In Hampshire restricted to sites such as Portsdown Hill, Martin Down and Oxenbourne Down, with occasional records elsewhere, including one on the Isle of Wight on Culver Down, Bembridge. Wingspan 7-9 mm. Larva mines leaves of Glaucous Sedge.
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)
VC8 Wiltshire (Hants county)
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Martin Down NNR (SU01) | 05/05/1990 | - | Steve Nash | - |
| Martin Down NNR (SU01) | 24/08/1990 | - | Steve Nash | - |
VC10 Isle of Wight
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Bembridge (SZ68) | 1900 | - | Victoria County Hist of Hants & IW 1900 | Adult |
| Freshwater (SZ38) | 1900 | - | Victoria County Hist of Hants & IW 1900 | Adult |
| Freshwater (SZ38) | 1926 | - | W Fassnidge | Adult |
| West High Down (SZ38) | 1970 | - | Richard J Dickson | Adult |
| Bembridge & Culver Downs (SZ68) | 1974 | - | Barry Goater | - |
| Afton Down (SZ38) | 22/05/2018 | - | SDBevan, RJHeckford | Adult |
| Compton Down (SZ38) | 13/07/2018 | one | Phil Barden | Adult |
VC11 South Hampshire
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Broughton Down (SU23) | 1971 | - | D W H Ffennell | - |
| Oxenbourne Down (SU71) | 24/08/1974 | one | Richard J Dickson | Adult |
| Portsdown (SU60) | 06/09/1975 | one | Richard J Dickson | Adult |
| Oxenbourne Down (SU71) | 26/07/1976 | one | Richard J Dickson | Adult |
| Broughton Down (SU23) | 1986 | - | D H Sterling | - |
| Broughton Down (SU23) | 26/05/1986 | one | J R Langmaid, D H Sterling | Adult |
| Portsdown (SU60) | 23/04/1987 | four | J R Langmaid, D H Sterling | Pupal |
| Portsdown (SU60) | 23/05/1987 | - | J R Langmaid, E C Pelham-Clinton | Adult |
| Portsdown (SU60) | 01/05/1989 | one | Richard J Dickson | Mine |
| Portsdown (SU60) | 01/05/1989 | one | J R Langmaid, R J Dickson | Larval |
| Sinah Common, Hayling (SZ69) | 15/08/1998 | - | Richard J Dickson | Adult |
| Hayling (SZ69) | 15/08/1998 | - | J R Langmaid, I R Thirlwell, R J Dickson, R Hayward, P R D | Adult |
| Hayling (SZ69) | 15/08/1998 | - | Pete Durnell, John R Langmaid, Richard Dickson, Tim Norriss | Adult |
| Queen Elizabeth CP (SU71) | 07/07/1999 | three | Richard J Dickson | Adult |
| Portsdown (SU60) | 05/05/2000 | - | J R Langmaid, B Elliott | Mine |
| Portsdown (SU60) | 30/05/2000 | one | Richard J Dickson | Adult |
| Portsdown (SU60) | 30/05/2000 | one | J R Langmaid, R J Dickson | Adult |
| Oxenbourne Down (SU71) | 08/06/2000 | two | J R Langmaid, I R Thirlwell | Adult |
| Portsdown (SU60) | 26/07/2004 | - | J R Langmaid, M R, J E Young | Adult |
| Portchester Common SSSI (SU60) | 24/06/2005 | two | Richard J Dickson | Adult |
| Funtley (SU50) | 24/07/2008 | one | Maurice Opie | Adult |
| Portsdown (SU60) | 29/04/2009 | one | J R Langmaid, R J Dickson | Mine |
| West Meon (SU62) | 20/07/2018 | 12 | Richard J Dickson | Adult |
| Portchester Common SSSI (SU60) | 03/08/2018 | one | Keith Wheeler | Adult |
| Portsmouth (SU60) | 18/07/2020 | one | Ian Thirlwell | Adult |
| Butser Hill (SU72) | 29/07/2023 | - | Tony Davis | Adult |
VC12 North Hampshire
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Bramdean Common (SU62) | 26/07/1976 | one | Richard J Dickson | Adult |
| Ashford Hangers LNR (SU72) | 21/05/1993 | - | J R Langmaid, P R Durnell | Adult |
| Faccombe (SU45) | 26/05/2013 | one | Susan A Clarke, David G Green | Adult |
| Morn Hill, Winchester (SU52) | 08/07/2023 | one | Colin Beyer, Patrick Fleet, Dave Shute, Lee Hurrell | Adult |