Eider
Records
| Year | Details |
|---|---|
| 1993 | Eider, Hyde Lane, 6th November, Female/immature on 6th Nov. |
| 1993 | Eider, Linford GPs, 31st October to 4th November, Adult male on 31st Oct and an adult male and female/immature on 4th Nov. |
| 1988 | Eider, Weston Turville Reservoir, 5th April, 2 females on 5th April. |