2008 Portland Bill, 8th May
1993 Portland Bill, 13th May
1991 Hengistbury Head 29th October
1991 Stanpit Marsh, Christchurch, 17th October
1991 Weston, Portland 5th May
1990 Weston, Portland 7th May
1989 Weston, Portland 10th May
1989 Portland Bill, 5th May
1987 Portland Bill, 19th September
1985 Portland Bill, 7th to 19th October