Photo © Nick Montegriffo
Acrobasis tumidana
Checklist Number62.033 [B&F: 1435]
Verification
Record will normally be accepted but photo evidence may be required - check with CMR if not sure of identity
Classification
| Family: | Pyralidae |
| Subfamily: | Phycitinae |
| Genus: | Acrobasis |
| Species: | tumidana |
| Authority: | ([Denis & Schiffermüller], 1775) |
Immigrant from mainland Europe to southern England, with records north to Lancashire. In Hampshire and on the Isle of Wight barely annual, except in 2004 when five were recorded, all in the first half of August. Wingspan 19-24 mm. Forewing markings similar to those of C. repandana, but differs in having a ridge of reddish, raised scales distal to first line [Goater]. Larva feeds on Oak, living within a spun or rolled leaf.
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)
VC10 Isle of Wight
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Yarmouth (SZ38) | 1873 | - | H Bartlett | Adult |
| Freshwater (SZ38) | 1900 | - | K G Blair | Adult |
| Totland (SZ38) | 16/07/2003 | one | Sam Knill-Jones | Adult |
| Bonchurch (SZ57) | 30/08/2014 | one | James Halsey | Adult |
| Bonchurch (SZ57) | 31/08/2016 | one | James Halsey | Adult |
| Bonchurch (SZ57) | 25/07/2019 | seven | James Halsey | Adult |
| Shanklin Upper Chine (SZ58) | 28/07/2019 | one | Iain Outlaw | Adult |
| Bonchurch (SZ57) | 08/08/2019 | one | James Halsey | Adult |
| Bonchurch (SZ57) | 15/08/2019 | one | James Halsey | Adult |
| Shanklin Upper Chine (SZ58) | 31/07/2020 | one | Iain Outlaw | Adult |
| Shanklin (SZ58) | 09/08/2020 | one | Iain Outlaw | Adult |
| Bonchurch (SZ57) | 05/08/2022 | one | James Halsey | Adult |
VC11 South Hampshire
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Emer Bog NR (SU32) | 30/07/1983 | - | J R Langmaid, D H Sterling | Adult |
| Christchurch (SZ19) | 03/08/1994 | one | Mike Jeffes | Adult |
| Southsea (SZ69) | 30/07/1995 | one | J R Langmaid | Adult |
| Cosham (SU60) | 01/08/1995 | one | Terry Jennings | Adult |
| Portsmouth (SU60) | 04/07/2001 | one | Ian Thirlwell | Adult |
| Portchester (SU60) | 05/08/2003 | one | Jon Stokes | Adult |
| Southsea (SZ69) | 01/08/2004 | one | J R Langmaid | Adult |
| Portsmouth (SU60) | 05/08/2004 | one | Ian Thirlwell | Adult |
| Southsea (SZ69) | 07/08/2004 | one | J R Langmaid | Adult |
| Stubbington (SU50) | 10/08/2004 | one | Dan Houghton | Adult |
| Southsea (SZ69) | 10/08/2004 | one | J R Langmaid | Adult |
| Marwell (SU52) | 08/08/2005 | one | David G Green | Adult |
| Southsea (SZ69) | 20/08/2005 | one | J R Langmaid | Adult |
| Funtley (SU50) | 30/07/2008 | one | Trevor Codlin | Adult |
| Chandlers Ford (SU42) | 30/06/2009 | one | Barry Goater | Adult |
| Lymington (SZ39) | 27/06/2011 | one | Pete Durnell | Adult |
| Stubbington (SU50) | 01/08/2011 | one | Dan Houghton | Adult |
| Southsea (SZ69) | 03/09/2011 | one | J R Langmaid | Adult |
| Brockenhurst, NF (SU20) | 19/08/2012 | one | Russell B Wynn | Adult |
| Southsea (SZ69) | 23/07/2019 | one | J R Langmaid | Adult |
| Southsea (SZ69) | 25/07/2019 | one | J R Langmaid | Adult |
| Fareham (SU50) | 25/07/2019 | one | Keith Wheeler | Adult |
| Pennington (SZ39) | 03/08/2019 | one | Richard Coomber | Adult |
| Keyhaven (SZ39) | 04/08/2019 | one | Mary Macmillan | Adult |
| Fareham (SU50) | 04/08/2019 | one | Keith Wheeler | Adult |
| Pennington (SZ39) | 24/08/2019 | one | Richard Coomber | Adult |
| Portsmouth (SU60) | 31/07/2020 | one | Ian Thirlwell | Adult |
| Hill Head (SU50) | 08/08/2020 | one | Zoe Caals | Adult |
| Woodlands, NF (SU31) | 11/08/2020 | - | Russell B Wynn | Adult |
| Fareham (SU50) | 11/08/2020 | one | Maurice Opie | Adult |
| Sholing, Southampton (SU41) | 15/08/2020 | one | Andrew Collins | Adult |
| Pennington (SZ39) | 29/06/2021 | one | Richard Coomber | Adult |
| Fareham (SU50) | 08/09/2021 | one | Ivor McPherson | Adult |
| Pennington (SZ39) | 13/08/2022 | one | Richard Coomber | Adult |
| Fareham (SU50) | 23/08/2022 | one | Ivor McPherson | Adult |
VC12 North Hampshire
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Axmansford (SU56) | 08/08/2012 | one | Andy Bolton | Adult |
| Alton (SU73) | 26/07/2019 | one | Belinda Ahmed | Adult |
| Basingstoke (SU54) | 13/08/2019 | one | Glyn Henwood | Adult |
| Alton (SU73) | 11/08/2020 | one | Nigel Peace | Adult |
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