2019 | [Dinton Pastures CP, male, 31st October to 8th December. *] |
2019 | [Dinton Pastures CP, male, 27th January to 19th February. *] |
2019 | [Windsor Great Park, male, 20th January. *] |
2018 | [Dinton Pastures CP, male, 29th October to 10th November. *] |
2017 | Dinton Pastures CP, two males, 7th November to 17th February 2018, three birds seen on 8th November. * |
2016 | [Dinton Pastures CP, male, 26th November to 26th February 2017.] |
2016 | Theale GPs, female, 25th November to 4th December. |
2015 | [Dinton Pastures CP, male, 6th December to 25th February 2016.] |
2012 | Bray GPs, male, 17th-23rd February, Same as Woolhampton GP. |
2012 | Woolhampton GPs, male, 14th January to 12th February. |
2011 | Wraysbury GPs, first-winter male, 27th November. |
2011 | Dinton Pastures CP, first-winter male, 1st October to 9th December. |
2010 | Wraysbury GPs, first-winter female, 1st-8th January. |
2009 | Dinton Pastures CP, first-winter male, 2nd December. |
2007 | Theale GPs, female, 15th November to 5th January 2008. |
2005 | [Dorney Wetlands, first-winter male, 12th December to 4th March 2011, Showing some signs of hybridisation.] |
2002 | Old Slade GP, juvenile, 1st-23rd November, same as Wraysbury GP, 1st October. |
2002 | Wraysbury GPs, juvenile, 1st October. |
2001 | Burghfield GPs, male, 2nd December to 23rd February 2002. |
2000 | Burghfield GPs, male, 29th December to 22nd February 2001. |
1999 | Burghfield GPs, female, 28th December to 9th January 2000. |
1996 | Bray GPs, male, 29th December to 31st January 1997, present until at least the end of January. |
1995 | Burghfield GPs, male, 29th December to 8th January 1996. |
1994 | [Marlow (Bucks), male, 19th-27th February.] |
1988 | Theale GPs, male, 4th October. |
1988 | Dinton Pastures CP, female, 13th February to 11th March. |
1987 | Dinton Pastures CP, male, 22nd-23rd December. |
1987 | Thatcham GPs, immature, 9th December. |
1985 | Thatcham GPs, female, 10th November, same as Theale GP, October. |
1985 | Theale GPs, female, October. |
1976 | [Purley on Thames, Reading, male and female, 10th April, also 16th April.] |
1976 | [Purley on Thames, Reading, female, 7th March, also 18th-19th March.] |
1975 | Wraysbury GPs, male, 21st December. |
1974 | [Manor Farm SF, 2nd July.] |
1973 | Wraysbury GPs, male, 14th October. |
1972 | Wraysbury GPs, male, 29th December to 6th February 1973. |
1971 | Wraysbury GPs, female, 11th-19th December, also 25th January 1972. |
1966 | Marsh Benham, male, 29th October. |
1960 | Theale GPs, male, 7th February. |
1956 | Virginia Water, male and female, 7th October. |
1952 | Burghfield, 25th October, also 30th November. |
1949 | Virginia Water, 29th December to 5th March 1950. |
1944 | [Wraysbury GPs, immature, 7th December.] |
1944 | Ham SF, male, 14th-15th October. |
1938 | Woodley, male, 17th April, also in September. |