2021 | Greenham, 3rd-4th September. * |
2021 | Greenham Common, 28th August to 12th September. * |
2020 | Greenham Common, 15th September. * |
2019 | Crookham Common, 26th September. * |
2019 | Greenham Common, 18th September. * |
2019 | Emmbrook, 15th September. * |
2019 | Thatcham Marsh, 25th August. * |
2017 | Fobney Meadow, 30th April. * |
2014 | Queen Mother Reservoir, 14th-15th September. |
2014 | East Shefford, 14th September. |
2014 | Tutts Clump, 4th September. |
2013 | Greenham Common, 28th September. |
2012 | Lavell's Lake, 29th August. |
2012 | Riseley, 18th-19th May. |
2010 | Greenham Common, 9th September. |
2010 | Bracknell, 2nd September. |
2010 | Brimpton GP, 31st August. |
2008 | Queen Mother Reservoir, 28th August. |
2004 | Queen Mother Reservoir, 9th September. |
2003 | Lower Farm GP, 27th-28th September. |
2003 | Bray GPs, 14th-15th September. |
2003 | Fence Wood, 11th September. |
2002 | Queen Mother Reservoir, 24th September. |
2001 | Wishmoor Bottom, male, 29th May to 3rd June. |
2000 | Wraysbury GPs, 8th May. |
<2000 | Confidential, many records. |