| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 2 | 15 | 15 | 0 | 13 (13 Oct) | 4 | 2 | 13 Oct | 4 Dec | ||||
| 2. | Whooper Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 6 | 6 | 0 | 6 (26 Oct) | 2 | 1 | 26 Oct | 26 Oct | ||||
| 3. | Shelduck | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 0 | 4 (5 Jun) | 2 | 1 | 5 Jun | 5 Jun | ||||
| 4. | Mallard | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 0 | 0 | 0 | 14 | 4 | 10 | 10 (17 Sep) | 7 | 4 | 31 Aug | 24 Sep | ||||
| 5. | Teal | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 4 | 4 | 0 | 2 (31 Dec) | 5 | 3 | 26 Sep | 31 Dec | ||||
| 6. | Eider | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (29 Dec) | 2 | 1 | 29 Dec | 29 Dec | ||||
| 7. | Velvet Scoter | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 4 | 4 | 0 | 3 (8 Dec) | 4 | 2 | 13 Oct | 8 Dec | ||||
| 8. | Common Scoter | 1 | 0 | 0 | 0 | 0 | 0 | 115 | 103 | 41 | 1 | 6 | 267 | 267 | 0 | 51 (27 Sep) | 42 | 24 | 4 Feb | 30 Dec | ||||
| 9. | Red-breasted Merganser | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (29 Dec) | 2 | 1 | 29 Dec | 29 Dec | ||||
| 10. | Great Crested Grebe | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 2 | 0 | 1 (29 Aug) | 4 | 2 | 29 Aug | 5 Sep | ||||
| 11. | Oystercatcher | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (5 Jun) | 2 | 1 | 5 Jun | 5 Jun | ||||
| 12. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 45 | 0 | 0 | 49 | 49 | 0 | 45 (3 Oct) | 4 | 2 | 31 Aug | 3 Oct | ||||
| 13. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 4 | 1 | 3 | 3 (17 Sep) | 4 | 2 | 17 Sep | 27 Sep | ||||
| 14. | Whimbrel | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 3 | 0 | 2 (23 May) | 4 | 2 | 23 May | 5 Sep | ||||
| 15. | Bar-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Sep) | 2 | 1 | 27 Sep | 27 Sep | ||||
| 16. | Grey Phalarope | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 3 | 0 | 1 | 12 | 12 | 0 | 3 (26 Sep) | 12 | 7 | 5 Sep | 29 Dec | ||||
| 17. | Turnstone | 0 | 0 | 0 | 0 | 0 | 5 | 6 | 0 | 0 | 0 | 0 | 11 | 11 | 0 | 6 (31 Aug) | 4 | 2 | 28 Jul | 31 Aug | ||||
| 18. | Knot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 3 | 0 | 0 | 13 | 13 | 0 | 10 (10 Sep) | 4 | 2 | 10 Sep | 3 Oct | ||||
| 19. | Sanderling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (11 Sep) | 2 | 1 | 11 Sep | 11 Sep | ||||
| 20. | Dunlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 0 | 0 | 0 | 45 | 32 | 13 | 14 (11 Sep) | 7 | 4 | 10 Sep | 27 Sep | ||||
| 21. | Purple Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 3 | 0 | 3 (26 Oct) | 2 | 1 | 26 Oct | 26 Oct | ||||
| 22. | Little Tern | 0 | 0 | 0 | 0 | 0 | 9 | 3 | 0 | 0 | 0 | 0 | 12 | 12 | 0 | 9 (28 Jul) | 4 | 2 | 28 Jul | 16 Aug | ||||
| 23. | Black Tern | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 37 | 0 | 0 | 0 | 56 | 56 | 0 | 23 (11 Sep) | 21 | 12 | 16 Aug | 26 Sep | ||||
| 24. | Arctic Tern | 0 | 0 | 0 | 0 | 0 | 2 | 12 | 10 | 1 | 0 | 0 | 25 | 25 | 0 | 5 (25 Sep) | 21 | 12 | 28 Jul | 4 Oct | ||||
| 25. | Common/Arctic Tern | 0 | 0 | 0 | 0 | 2 | 10 | 225 | 22 | 0 | 0 | 0 | 259 | 259 | 0 | 70 (17 Aug) | 26 | 15 | 8 Jun | 27 Sep | ||||
| 26. | Common Tern | 0 | 0 | 0 | 0 | 0 | 0 | 387 | 111 | 14 | 0 | 0 | 512 | 512 | 0 | 145 (28 Aug) | 35 | 20 | 16 Aug | 13 Oct | ||||
| 27. | Sandwich Tern | 1 | 0 | 0 | 4 | 2 | 14 | 976 | 1990 | 138 | 15 | 8 | 3148 | 3148 | 0 | 449 (10 Sep) | 79 | 45 | 4 Feb | 31 Dec | ||||
| 28. | Little Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 4 | 0 | 6 | 6 | 0 | 4 (19 Nov) | 5 | 3 | 26 Sep | 19 Nov | ||||
| 29. | Kittiwake | 20 | 8 | 0 | 4 | 7 | 8 | 6 | 112 | 1103 | 681 | 1886 | 3835 | 3835 | 0 | 1025 (26 Oct) | 63 | 36 | 4 Feb | 31 Dec | ||||
| 30. | Sabine's Gull | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 4 | 2 | 0 | 0 | 19 | 19 | 0 | 5 (28 Aug) | 18 | 10 | 23 Aug | 15 Oct | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Mediterranean Gull | 0 | 0 | 0 | 0 | 2 | 3 | 12 | 11 | 3 | 70 | 26 | 127 | 127 | 0 | 70 (19 Nov) | 37 | 21 | 10 Jun | 31 Dec | ||||
| 32. | Common Gull | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 25 | 32 | 32 | 0 | 11 (27 Dec) | 12 | 7 | 4 Feb | 31 Dec | ||||
| 33. | Lesser Black-backed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 3 | 3 | 0 | 2 (4 Oct) | 4 | 2 | 4 Oct | 19 Nov | ||||
| 34. | Long-tailed Skua | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 3 | 0 | 0 | 0 | 9 | 9 | 0 | 2 (29 Aug) | 11 | 6 | 28 Aug | 27 Sep | ||||
| 35. | skua sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (4 Sep) | 2 | 1 | 4 Sep | 4 Sep | ||||
| 36. | Arctic Skua | 0 | 0 | 0 | 0 | 0 | 1 | 295 | 306 | 18 | 1 | 0 | 621 | 621 | 0 | 114 (29 Aug) | 54 | 31 | 28 Jul | 19 Nov | ||||
| 37. | Pomarine Skua | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 18 | 2 | 2 | 0 | 29 | 29 | 0 | 6 (27 Sep) | 21 | 12 | 28 Aug | 19 Nov | ||||
| 38. | Great Skua | 0 | 0 | 0 | 0 | 0 | 1 | 225 | 346 | 302 | 39 | 143 | 1056 | 1056 | 0 | 172 (2 Oct) | 56 | 32 | 28 Jul | 29 Dec | ||||
| 39. | Razorbill | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 79 | 50 | 0 | 95 | 230 | 230 | 0 | 56 (27 Sep) | 39 | 22 | 18 May | 31 Dec | ||||
| 40. | Razorbill/Guillemot | 54 | 1 | 0 | 3 | 7 | 6 | 10 | 1101 | 5448 | 7175 | 14025 | 27830 | 27827 | 3 | 6300 (19 Nov) | 60 | 34 | 4 Feb | 31 Dec | ||||
| 41. | Guillemot | 2 | 0 | 0 | 3 | 14 | 2 | 1 | 48 | 14 | 0 | 462 | 546 | 546 | 0 | 236 (29 Dec) | 35 | 20 | 4 Feb | 31 Dec | ||||
| 42. | Red-throated Diver | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 40 | 45 | 45 | 0 | 20 (30 Dec) | 16 | 9 | 4 Feb | 31 Dec | ||||
| 43. | Black-throated Diver | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 0 | 1 (28 Dec) | 7 | 4 | 28 Dec | 31 Dec | ||||
| 44. | Great Northern Diver | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 6 | 6 | 0 | 2 (4 Dec) | 9 | 5 | 25 Sep | 4 Dec | ||||
| 45. | diver sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 0 | 1 (28 Dec) | 4 | 2 | 28 Dec | 29 Dec | ||||
| 46. | Wilson's Storm-Petrel | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (28 Aug) | 2 | 1 | 28 Aug | 28 Aug | ||||
| 47. | Storm Petrel | 0 | 0 | 0 | 13 | 4 | 3 | 41 | 2 | 14 | 0 | 0 | 77 | 77 | 0 | 18 (22 Aug) | 23 | 13 | 23 May | 3 Oct | ||||
| 48. | storm-petrel sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 9 | 0 | 0 | 13 | 13 | 0 | 8 (3 Oct) | 7 | 4 | 25 Sep | 3 Oct | ||||
| 49. | Leach's Petrel | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 8 | 0 | 0 | 22 | 22 | 0 | 10 (25 Sep) | 12 | 7 | 29 Aug | 3 Oct | ||||
| 50. | Fulmar | 2 | 0 | 0 | 2 | 8 | 3 | 57 | 27 | 1 | 0 | 2 | 102 | 101 | 1 | 17 (26 Aug) | 47 | 27 | 4 Feb | 29 Dec | ||||
| 51. | Fea's Petrel | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (29 Aug) | 2 | 1 | 29 Aug | 29 Aug | ||||
| 52. | Cory's/Scopoli's Shearwater | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (28 Jul) | 2 | 1 | 28 Jul | 28 Jul | ||||
| 53. | Sooty Shearwater | 0 | 0 | 0 | 0 | 0 | 3 | 60 | 243 | 24 | 0 | 0 | 330 | 330 | 0 | 158 (27 Sep) | 37 | 21 | 5 Jul | 26 Oct | ||||
| 54. | Great Shearwater | 0 | 0 | 0 | 0 | 0 | 4 | 8 | 1 | 0 | 0 | 0 | 13 | 13 | 0 | 4 (28 Jul) | 9 | 5 | 28 Jul | 25 Sep | ||||
| 55. | large shearwater sp. | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (28 Jul) | 2 | 1 | 28 Jul | 28 Jul | ||||
| 56. | Manx Shearwater | 0 | 6 | 0 | 203 | 1413 | 281 | 518 | 489 | 23 | 3 | 5 | 2941 | 2866 | 75 | 925 (4 Jun) | 77 | 44 | 15 Mar | 28 Dec | ||||
| 57. | Balearic Shearwater | 0 | 1 | 0 | 65 | 398 | 548 | 571 | 3235 | 806 | 14 | 1 | 5639 | 5639 | 0 | 1017 (25 Sep) | 81 | 46 | 15 Mar | 8 Dec | ||||
| 58. | shearwater sp. | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 56 | 0 | 0 | 0 | 75 | 75 | 0 | 55 (6 Sep) | 5 | 3 | 5 Jun | 6 Sep | ||||
| 59. | Gannet | 53 | 105 | 0 | 985 | 1667 | 949 | 13425 | 14100 | 6432 | 581 | 1796 | 40093 | 39397 | 696 | 3200 (25 Sep) | 98 | 56 | 4 Feb | 31 Dec | ||||
| 60. | Cormorant | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16 | 0 | 0 | 0 | 18 | 18 | 0 | 8 (4 Sep) | 5 | 3 | 5 Jun | 5 Sep | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Spoonbill | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (29 Dec) | 2 | 1 | 29 Dec | 29 Dec | ||||
| 62. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (22 Sep) | 2 | 1 | 22 Sep | 22 Sep | ||||
| 63. | Grey Heron | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (5 Jun) | 2 | 1 | 5 Jun | 5 Jun | ||||
| 64. | Swallow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 13 | 13 | 0 | 11 (17 Sep) | 4 | 2 | 11 Sep | 17 Sep | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 137 | 121 | 0 | 1285 | 3557 | 1855 | 17007 | 22593 | 14533 | 8593 | 18539 | 88220 | 87419 | 801 | 100 | 57 | ||||||||
| Observation hours | 1:00 | 0:30 | 0:00 | 3:40 | 7:37 | 5:40 | 61:00 | 68:27 | 21:20 | 4:30 | 25:30 | 199:14 | ||||||||||||
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