Also present
Totals Terschelling, Paal 18 2011
| Species | Aug | Sep | Oct | Nov | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 0 | 13 | 271 | 0 | 284 | 278 | 6 | 146 (8 Oct) | 19 | 6 | 17 Sep | 14 Oct | ||||
| 2. | Shoveler | 0 | 5 | 0 | 0 | 5 | 4 | 1 | 4 (17 Sep) | 6 | 2 | 17 Sep | 18 Sep | ||||
| 3. | Wigeon | 0 | 14 | 31 | 3 | 48 | 36 | 12 | 20 (3 Oct) | 19 | 6 | 17 Sep | 13 Nov | ||||
| 4. | Pintail | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (13 Nov) | 3 | 1 | 13 Nov | 13 Nov | ||||
| 5. | Teal | 3 | 103 | 60 | 33 | 199 | 165 | 34 | 71 (17 Sep) | 42 | 13 | 27 Aug | 27 Nov | ||||
| 6. | Tufted Duck | 0 | 3 | 0 | 0 | 3 | 3 | 0 | 3 (17 Sep) | 3 | 1 | 17 Sep | 17 Sep | ||||
| 7. | Scaup | 0 | 0 | 11 | 0 | 11 | 11 | 0 | 8 (14 Oct) | 6 | 2 | 9 Oct | 14 Oct | ||||
| 8. | Eider | 4 | 33 | 4 | 434 | 475 | 457 | 18 | 328 (27 Nov) | 45 | 14 | 30 Aug | 27 Nov | ||||
| 9. | Velvet Scoter | 0 | 0 | 3 | 0 | 3 | 3 | 0 | 1 (4 Oct) | 10 | 3 | 4 Oct | 7 Oct | ||||
| 10. | Common Scoter | 1006 | 7613 | 2031 | 2310 | 12960 | 12508 | 452 | 2580 (14 Sep) | 81 | 25 | 27 Aug | 27 Nov | ||||
| 11. | Goldeneye | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 2 (9 Oct) | 3 | 1 | 9 Oct | 9 Oct | ||||
| 12. | Goosander | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 (26 Nov) | 3 | 1 | 26 Nov | 26 Nov | ||||
| 13. | Red-breasted Merganser | 0 | 2 | 30 | 2 | 34 | 34 | 0 | 17 (14 Oct) | 19 | 6 | 15 Sep | 27 Nov | ||||
| 14. | Red-throated Diver | 0 | 77 | 441 | 160 | 678 | 671 | 7 | 97 (11 Oct) | 87 | 27 | 1 Sep | 27 Nov | ||||
| 15. | Black-throated Diver | 0 | 0 | 8 | 0 | 8 | 8 | 0 | 3 (4 Oct) | 10 | 3 | 4 Oct | 9 Oct | ||||
| 16. | diver sp. | 2 | 1 | 23 | 0 | 26 | 25 | 1 | 19 (14 Oct) | 16 | 5 | 27 Aug | 14 Oct | ||||
| 17. | Leach's Petrel | 0 | 0 | 7 | 0 | 7 | 6 | 1 | 4 (7 Oct) | 10 | 3 | 7 Oct | 9 Oct | ||||
| 18. | Fulmar | 3 | 135 | 41 | 0 | 179 | 176 | 3 | 124 (15 Sep) | 32 | 10 | 31 Aug | 20 Oct | ||||
| 19. | Sooty Shearwater | 3 | 38 | 37 | 1 | 79 | 79 | 0 | 24 (14 Sep) | 32 | 10 | 30 Aug | 25 Nov | ||||
| 20. | Manx Shearwater | 0 | 6 | 9 | 0 | 15 | 15 | 0 | 7 (7 Oct) | 16 | 5 | 13 Sep | 7 Oct | ||||
| 21. | Balearic Shearwater | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (7 Oct) | 3 | 1 | 7 Oct | 7 Oct | ||||
| 22. | Red-necked Grebe | 0 | 1 | 3 | 0 | 4 | 4 | 0 | 1 (17 Sep) | 13 | 4 | 17 Sep | 11 Oct | ||||
| 23. | Great Crested Grebe | 1 | 6 | 16 | 0 | 23 | 22 | 1 | 7 (6 Oct) | 29 | 9 | 29 Aug | 14 Oct | ||||
| 24. | Black-necked Grebe | 0 | 2 | 0 | 0 | 2 | 2 | 0 | 2 (13 Sep) | 3 | 1 | 13 Sep | 13 Sep | ||||
| 25. | Grey Heron | 0 | 3 | 0 | 0 | 3 | 3 | 0 | 3 (15 Sep) | 3 | 1 | 15 Sep | 15 Sep | ||||
| 26. | Gannet | 249 | 879 | 4105 | 61 | 5294 | 5112 | 182 | 2623 (7 Oct) | 100 | 31 | 27 Aug | 27 Nov | ||||
| 27. | Cormorant | 8 | 8 | 15 | 0 | 31 | 19 | 12 | 4 (31 Aug) | 45 | 14 | 27 Aug | 12 Oct | ||||
| 28. | Oystercatcher | 4 | 0 | 0 | 0 | 4 | 3 | 1 | 2 (30 Aug) | 10 | 3 | 27 Aug | 31 Aug | ||||
| 29. | Golden Plover | 13 | 3 | 0 | 0 | 16 | 16 | 0 | 13 (31 Aug) | 10 | 3 | 31 Aug | 18 Sep | ||||
| 30. | Grey Plover | 0 | 7 | 24 | 0 | 31 | 31 | 0 | 22 (9 Oct) | 13 | 4 | 13 Sep | 11 Oct | ||||
| Species | Aug | Sep | Oct | Nov | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Ringed Plover | 8 | 3 | 3 | 0 | 14 | 13 | 1 | 8 (31 Aug) | 10 | 3 | 31 Aug | 4 Oct | ||||
| 32. | Whimbrel | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 1 (30 Aug) | 6 | 2 | 30 Aug | 31 Aug | ||||
| 33. | Curlew | 0 | 19 | 1 | 1 | 21 | 20 | 1 | 15 (1 Sep) | 19 | 6 | 1 Sep | 26 Nov | ||||
| 34. | Bar-tailed Godwit | 48 | 5 | 0 | 0 | 53 | 41 | 12 | 35 (27 Aug) | 16 | 5 | 27 Aug | 17 Sep | ||||
| 35. | Turnstone | 6 | 3 | 0 | 0 | 9 | 9 | 0 | 5 (31 Aug) | 10 | 3 | 27 Aug | 1 Sep | ||||
| 36. | Knot | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (27 Aug) | 3 | 1 | 27 Aug | 27 Aug | ||||
| 37. | Sanderling | 7 | 11 | 0 | 9 | 27 | 23 | 4 | 9 (1 Sep) | 16 | 5 | 27 Aug | 13 Nov | ||||
| 38. | Dunlin | 3 | 1 | 74 | 1 | 79 | 78 | 1 | 70 (11 Oct) | 19 | 6 | 31 Aug | 13 Nov | ||||
| 39. | Purple Sandpiper | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (11 Oct) | 3 | 1 | 11 Oct | 11 Oct | ||||
| 40. | Snipe | 0 | 4 | 1 | 0 | 5 | 5 | 0 | 2 (1 Sep) | 10 | 3 | 1 Sep | 10 Oct | ||||
| 41. | Grey Phalarope | 1 | 0 | 4 | 0 | 5 | 5 | 0 | 3 (11 Oct) | 10 | 3 | 31 Aug | 11 Oct | ||||
| 42. | Kittiwake | 2 | 1 | 389 | 4 | 396 | 394 | 2 | 133 (20 Oct) | 45 | 14 | 29 Aug | 27 Nov | ||||
| 43. | Sabine's Gull | 0 | 1 | 13 | 0 | 14 | 14 | 0 | 5 (7 Oct) | 23 | 7 | 15 Sep | 12 Oct | ||||
| 44. | Black-headed Gull | 72 | 121 | 270 | 4 | 467 | 444 | 23 | 211 (4 Oct) | 23 | 7 | 27 Aug | 13 Nov | ||||
| 45. | Little Gull | 0 | 1 | 334 | 4 | 339 | 338 | 1 | 147 (8 Oct) | 39 | 12 | 1 Sep | 24 Nov | ||||
| 46. | Common Gull | 7 | 15 | 0 | 0 | 22 | 22 | 0 | 14 (1 Sep) | 13 | 4 | 27 Aug | 18 Sep | ||||
| 47. | Great Black-backed Gull | 0 | 22 | 0 | 0 | 22 | 21 | 1 | 13 (17 Sep) | 6 | 2 | 17 Sep | 18 Sep | ||||
| 48. | Glaucous Gull | 0 | 0 | 2 | 0 | 2 | 1 | 1 | 1 (9 Oct) | 6 | 2 | 9 Oct | 10 Oct | ||||
| 49. | Sandwich Tern | 674 | 584 | 118 | 0 | 1376 | 1197 | 179 | 247 (31 Aug) | 77 | 24 | 27 Aug | 20 Oct | ||||
| 50. | Little Tern | 2 | 3 | 0 | 0 | 5 | 4 | 1 | 3 (1 Sep) | 6 | 2 | 30 Aug | 1 Sep | ||||
| 51. | Common Tern | 7 | 76 | 14 | 0 | 97 | 94 | 3 | 31 (17 Sep) | 42 | 13 | 31 Aug | 20 Oct | ||||
| 52. | Arctic Tern | 1 | 12 | 6 | 0 | 19 | 19 | 0 | 9 (18 Sep) | 23 | 7 | 31 Aug | 13 Oct | ||||
| 53. | Common/Arctic Tern | 155 | 299 | 128 | 0 | 582 | 552 | 30 | 192 (1 Sep) | 55 | 17 | 27 Aug | 20 Oct | ||||
| 54. | Black Tern | 2 | 50 | 0 | 0 | 52 | 52 | 0 | 37 (17 Sep) | 13 | 4 | 27 Aug | 18 Sep | ||||
| 55. | Great Skua | 33 | 212 | 551 | 2 | 798 | 792 | 6 | 360 (7 Oct) | 65 | 20 | 29 Aug | 27 Nov | ||||
| 56. | Pomarine Skua | 1 | 24 | 45 | 1 | 71 | 70 | 1 | 23 (7 Oct) | 42 | 13 | 30 Aug | 25 Nov | ||||
| 57. | Arctic Skua | 37 | 75 | 35 | 0 | 147 | 139 | 8 | 28 (15 Sep) | 61 | 19 | 27 Aug | 20 Oct | ||||
| 58. | skua sp. | 0 | 2 | 13 | 0 | 15 | 15 | 0 | 4 (6 Oct) | 26 | 8 | 13 Sep | 12 Oct | ||||
| 59. | Long-tailed Skua | 0 | 2 | 15 | 0 | 17 | 16 | 1 | 10 (7 Oct) | 16 | 5 | 13 Sep | 7 Oct | ||||
| 60. | Little Auk | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (8 Oct) | 3 | 1 | 8 Oct | 8 Oct | ||||
| Species | Aug | Sep | Oct | Nov | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Guillemot | 10 | 2 | 4 | 1 | 17 | 16 | 1 | 9 (30 Aug) | 26 | 8 | 30 Aug | 25 Nov | ||||
| 62. | Razorbill | 0 | 2 | 19 | 1 | 22 | 20 | 2 | 15 (7 Oct) | 19 | 6 | 18 Sep | 25 Nov | ||||
| 63. | Razorbill/Guillemot | 5 | 39 | 69 | 2 | 115 | 109 | 6 | 34 (7 Oct) | 58 | 18 | 29 Aug | 25 Nov | ||||
| 64. | Short-eared Owl | 0 | 1 | 2 | 0 | 3 | 2 | 1 | 1 (17 Sep) | 10 | 3 | 17 Sep | 10 Oct | ||||
| 65. | Merlin | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (9 Oct) | 3 | 1 | 9 Oct | 9 Oct | ||||
| 66. | Peregrine | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (9 Oct) | 3 | 1 | 9 Oct | 9 Oct | ||||
| 67. | Wood Lark | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (9 Oct) | 3 | 1 | 9 Oct | 9 Oct | ||||
| 68. | Skylark | 0 | 0 | 10 | 0 | 10 | 10 | 0 | 10 (13 Oct) | 3 | 1 | 13 Oct | 13 Oct | ||||
| 69. | Shore Lark | 0 | 0 | 18 | 0 | 18 | 18 | 0 | 15 (8 Oct) | 6 | 2 | 8 Oct | 10 Oct | ||||
| 70. | Swallow | 3 | 0 | 0 | 0 | 3 | 3 | 0 | 3 (31 Aug) | 3 | 1 | 31 Aug | 31 Aug | ||||
| 71. | alba wagtail sp. | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Aug) | 3 | 1 | 27 Aug | 27 Aug | ||||
| 72. | Meadow Pipit | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 (1 Sep) | 3 | 1 | 1 Sep | 1 Sep | ||||
| 73. | Rock Pipit | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (8 Oct) | 3 | 1 | 8 Oct | 8 Oct | ||||
| 74. | Lapland Bunting | 0 | 0 | 10 | 0 | 10 | 9 | 1 | 9 (9 Oct) | 6 | 2 | 3 Oct | 9 Oct | ||||
| 75. | Snow Bunting | 0 | 1 | 0 | 12 | 13 | 2 | 11 | 11 (13 Nov) | 10 | 3 | 17 Sep | 24 Nov | ||||
| Other species | |||||||||||||||||
| Species | Aug | Sep | Oct | Nov | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Harbour Porpoise | 0 | 1 | 1 | 0 | 2 | 0 | 2 | 1 (18 Sep) | 6 | 2 | 18 Sep | 9 Oct | ||||
| 2. | Grey seal | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (18 Sep) | 3 | 1 | 18 Sep | 18 Sep | ||||
| 3. | Common Seal | 0 | 3 | 0 | 0 | 3 | 0 | 3 | 3 (18 Sep) | 3 | 1 | 18 Sep | 18 Sep | ||||
| Species | Aug | Sep | Oct | Nov | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 2384 | 10549 | 9328 | 3048 | 25309 | 24272 | 1037 | 100 | 31 | ||||||||
| Observation hours | 7:00 | 21:30 | 48:15 | 3:45 | 80:30 | ||||||||||||
