Also present
Totals Terschelling, Paal 18 1983
| Species | Aug | Sep | Oct | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 0 | 0 | 231 | 231 | 217 | 14 | 176 (10 Oct) | 25 | 6 | 9 Oct | 16 Oct | ||||
| 2. | Shelduck | 0 | 19 | 1 | 20 | 20 | 0 | 14 (20 Sep) | 13 | 3 | 20 Sep | 13 Oct | ||||
| 3. | Wigeon | 0 | 4 | 15 | 19 | 16 | 3 | 10 (13 Oct) | 17 | 4 | 22 Sep | 16 Oct | ||||
| 4. | Mallard | 5 | 10 | 1 | 16 | 16 | 0 | 10 (21 Sep) | 17 | 4 | 13 Aug | 12 Oct | ||||
| 5. | Pintail | 0 | 28 | 18 | 46 | 45 | 1 | 28 (22 Sep) | 17 | 4 | 22 Sep | 15 Oct | ||||
| 6. | Teal | 15 | 22 | 15 | 52 | 48 | 4 | 20 (22 Sep) | 50 | 12 | 13 Aug | 16 Oct | ||||
| 7. | Pochard | 0 | 29 | 4 | 33 | 33 | 0 | 12 (18 Sep) | 21 | 5 | 18 Sep | 15 Oct | ||||
| 8. | Tufted Duck | 0 | 4 | 2 | 6 | 6 | 0 | 2 (18 Sep) | 21 | 5 | 18 Sep | 15 Oct | ||||
| 9. | Scaup | 0 | 1 | 198 | 199 | 199 | 0 | 90 (14 Oct) | 25 | 6 | 22 Sep | 15 Oct | ||||
| 10. | Eider | 0 | 26 | 226 | 252 | 231 | 21 | 94 (10 Oct) | 46 | 11 | 21 Sep | 16 Oct | ||||
| 11. | Velvet Scoter | 1 | 12 | 44 | 57 | 54 | 3 | 12 (22 Sep) | 38 | 9 | 17 Aug | 16 Oct | ||||
| 12. | Common Scoter | 570 | 3664 | 3453 | 7687 | 6407 | 1280 | 2685 (22 Sep) | 96 | 23 | 11 Aug | 17 Oct | ||||
| 13. | Long-tailed Duck | 0 | 1 | 1 | 2 | 2 | 0 | 1 (22 Sep) | 8 | 2 | 22 Sep | 16 Oct | ||||
| 14. | Red-breasted Merganser | 0 | 1 | 30 | 31 | 25 | 6 | 13 (15 Oct) | 33 | 8 | 22 Sep | 16 Oct | ||||
| 15. | Red-necked Grebe | 1 | 2 | 11 | 14 | 14 | 0 | 4 (12 Oct) | 33 | 8 | 16 Aug | 14 Oct | ||||
| 16. | Great Crested Grebe | 7 | 40 | 173 | 220 | 201 | 19 | 57 (15 Oct) | 67 | 16 | 11 Aug | 17 Oct | ||||
| 17. | Slavonian Grebe | 0 | 0 | 4 | 4 | 4 | 0 | 2 (15 Oct) | 13 | 3 | 9 Oct | 15 Oct | ||||
| 18. | Black-necked Grebe | 0 | 0 | 1 | 1 | 1 | 0 | 1 (14 Oct) | 4 | 1 | 14 Oct | 14 Oct | ||||
| 19. | Black-necked / Slavonian Grebe | 0 | 0 | 1 | 1 | 1 | 0 | 1 ( 9 Oct) | 4 | 1 | 9 Oct | 9 Oct | ||||
| 20. | Oystercatcher | 28 | 3 | 41 | 72 | 40 | 32 | 34 (16 Oct) | 54 | 13 | 12 Aug | 16 Oct | ||||
| 21. | Grey Plover | 1 | 51 | 15 | 67 | 67 | 0 | 43 (22 Sep) | 38 | 9 | 16 Aug | 15 Oct | ||||
| 22. | Golden Plover | 1 | 0 | 0 | 1 | 1 | 0 | 1 (15 Aug) | 4 | 1 | 15 Aug | 15 Aug | ||||
| 23. | Ringed Plover | 0 | 4 | 3 | 7 | 7 | 0 | 3 (20 Sep) | 13 | 3 | 20 Sep | 9 Oct | ||||
| 24. | Whimbrel | 8 | 0 | 0 | 8 | 8 | 0 | 3 (14 Aug) | 17 | 4 | 14 Aug | 20 Aug | ||||
| 25. | Curlew | 1 | 2 | 0 | 3 | 3 | 0 | 1 (14 Aug) | 13 | 3 | 14 Aug | 21 Sep | ||||
| 26. | Bar-tailed Godwit | 95 | 10 | 12 | 117 | 105 | 12 | 53 (19 Aug) | 50 | 12 | 11 Aug | 16 Oct | ||||
| 27. | Common Sandpiper | 2 | 0 | 0 | 2 | 1 | 1 | 2 (20 Aug) | 4 | 1 | 20 Aug | 20 Aug | ||||
| 28. | Spotted Redshank | 0 | 0 | 1 | 1 | 1 | 0 | 1 ( 9 Oct) | 4 | 1 | 9 Oct | 9 Oct | ||||
| 29. | Greenshank | 1 | 0 | 0 | 1 | 1 | 0 | 1 (16 Aug) | 4 | 1 | 16 Aug | 16 Aug | ||||
| 30. | Turnstone | 0 | 1 | 1 | 2 | 2 | 0 | 1 (22 Sep) | 8 | 2 | 22 Sep | 13 Oct | ||||
| Species | Aug | Sep | Oct | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Knot | 9 | 0 | 0 | 9 | 8 | 1 | 7 (16 Aug) | 8 | 2 | 16 Aug | 17 Aug | ||||
| 32. | Sanderling | 127 | 11 | 3 | 141 | 101 | 40 | 71 (16 Aug) | 33 | 8 | 11 Aug | 16 Oct | ||||
| 33. | Dunlin | 0 | 113 | 61 | 174 | 174 | 0 | 93 (22 Sep) | 33 | 8 | 20 Sep | 15 Oct | ||||
| 34. | Purple Sandpiper | 0 | 0 | 1 | 1 | 1 | 0 | 1 (12 Oct) | 4 | 1 | 12 Oct | 12 Oct | ||||
| 35. | Little Tern | 14 | 0 | 1 | 15 | 7 | 8 | 11 (15 Aug) | 17 | 4 | 13 Aug | 9 Oct | ||||
| 36. | Black Tern | 2 | 3 | 0 | 5 | 5 | 0 | 1 (11 Aug) | 21 | 5 | 11 Aug | 22 Sep | ||||
| 37. | Arctic Tern | 37 | 1 | 11 | 49 | 49 | 0 | 23 (14 Aug) | 42 | 10 | 11 Aug | 15 Oct | ||||
| 38. | Common/Arctic Tern | 898 | 937 | 13 | 1848 | 1792 | 56 | 805 (22 Sep) | 79 | 19 | 11 Aug | 14 Oct | ||||
| 39. | Common Tern | 63 | 0 | 11 | 74 | 62 | 12 | 21 (16 Aug) | 42 | 10 | 11 Aug | 16 Oct | ||||
| 40. | Sandwich Tern | 659 | 120 | 108 | 887 | 735 | 152 | 176 (15 Aug) | 88 | 21 | 11 Aug | 15 Oct | ||||
| 41. | Little Gull | 0 | 3 | 64 | 67 | 66 | 1 | 61 ( 9 Oct) | 21 | 5 | 20 Sep | 12 Oct | ||||
| 42. | Kittiwake | 0 | 1 | 347 | 348 | 345 | 3 | 144 ( 9 Oct) | 33 | 8 | 22 Sep | 15 Oct | ||||
| 43. | Black-headed Gull | 62 | 387 | 123 | 572 | 558 | 14 | 257 (21 Sep) | 79 | 19 | 12 Aug | 17 Oct | ||||
| 44. | Common Gull | 48 | 42 | 105 | 195 | 168 | 27 | 34 (14 Oct) | 63 | 15 | 11 Aug | 17 Oct | ||||
| 45. | Herring Gull | 10 | 10 | 74 | 94 | 90 | 4 | 36 (13 Oct) | 33 | 8 | 11 Aug | 17 Oct | ||||
| 46. | Great Black-backed Gull | 119 | 120 | 465 | 704 | 683 | 21 | 178 (13 Oct) | 92 | 22 | 12 Aug | 17 Oct | ||||
| 47. | Lesser Black-backed Gull | 227 | 9 | 553 | 789 | 724 | 65 | 449 ( 9 Oct) | 83 | 20 | 11 Aug | 16 Oct | ||||
| 48. | skua sp. | 0 | 16 | 5 | 21 | 21 | 0 | 14 (22 Sep) | 13 | 3 | 20 Sep | 9 Oct | ||||
| 49. | Arctic Skua | 19 | 29 | 59 | 107 | 102 | 5 | 50 ( 9 Oct) | 38 | 9 | 12 Aug | 16 Oct | ||||
| 50. | Pomarine Skua | 0 | 14 | 6 | 20 | 20 | 0 | 14 (22 Sep) | 8 | 2 | 22 Sep | 9 Oct | ||||
| 51. | Great Skua | 1 | 3 | 3 | 7 | 7 | 0 | 3 (22 Sep) | 17 | 4 | 14 Aug | 13 Oct | ||||
| 52. | Puffin | 0 | 0 | 4 | 4 | 4 | 0 | 3 ( 9 Oct) | 8 | 2 | 9 Oct | 15 Oct | ||||
| 53. | Razorbill | 0 | 0 | 5 | 5 | 5 | 0 | 2 ( 9 Oct) | 13 | 3 | 9 Oct | 13 Oct | ||||
| 54. | Razorbill/Guillemot | 0 | 3 | 36 | 39 | 35 | 4 | 12 (12 Oct) | 33 | 8 | 22 Sep | 15 Oct | ||||
| 55. | Guillemot | 0 | 1 | 0 | 1 | 1 | 0 | 1 (22 Sep) | 4 | 1 | 22 Sep | 22 Sep | ||||
| 56. | Red-throated Diver | 0 | 1 | 24 | 25 | 25 | 0 | 11 ( 9 Oct) | 38 | 9 | 20 Sep | 17 Oct | ||||
| 57. | Black-throated Diver | 0 | 0 | 3 | 3 | 3 | 0 | 2 ( 9 Oct) | 8 | 2 | 9 Oct | 10 Oct | ||||
| 58. | diver sp. | 0 | 2 | 121 | 123 | 119 | 4 | 33 ( 9 Oct) | 29 | 7 | 22 Sep | 16 Oct | ||||
| 59. | Leach's Petrel | 0 | 9 | 5 | 14 | 13 | 1 | 9 (22 Sep) | 8 | 2 | 22 Sep | 9 Oct | ||||
| 60. | Fulmar | 0 | 0 | 9 | 9 | 9 | 0 | 9 ( 9 Oct) | 4 | 1 | 9 Oct | 9 Oct | ||||
| Species | Aug | Sep | Oct | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Sooty Shearwater | 0 | 15 | 10 | 25 | 25 | 0 | 15 (22 Sep) | 21 | 5 | 22 Sep | 14 Oct | ||||
| 62. | Manx Shearwater | 0 | 5 | 3 | 8 | 8 | 0 | 4 (22 Sep) | 13 | 3 | 20 Sep | 9 Oct | ||||
| 63. | Gannet | 117 | 61 | 290 | 468 | 423 | 45 | 127 ( 9 Oct) | 83 | 20 | 12 Aug | 17 Oct | ||||
| 64. | Cormorant | 3 | 0 | 0 | 3 | 3 | 0 | 2 (12 Aug) | 8 | 2 | 12 Aug | 15 Aug | ||||
| 65. | Grey Heron | 1 | 0 | 0 | 1 | 0 | 1 | 1 (12 Aug) | 4 | 1 | 12 Aug | 12 Aug | ||||
| Species | Aug | Sep | Oct | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 3152 | 5850 | 7025 | 16027 | 14167 | 1860 | 100 | 24 | ||||||||
| Observation hours | 26:00 | 15:00 | 30:00 | 71:00 | ||||||||||||
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