Also present
Totals Terschelling, Paal 18 1980
| Species | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 0 | 0 | 9 | 0 | 0 | 0 | 9 | 9 | 0 | 9 (19 Sep) | 3 | 1 | 19 Sep | 19 Sep | ||||
| 2. | Greylag Goose | 0 | 10 | 0 | 0 | 0 | 0 | 10 | 0 | 10 | 10 (13 Aug) | 3 | 1 | 13 Aug | 13 Aug | ||||
| 3. | Anser sp. | 0 | 10 | 0 | 0 | 0 | 0 | 10 | 0 | 10 | 10 (13 Aug) | 3 | 1 | 13 Aug | 13 Aug | ||||
| 4. | Shelduck | 0 | 3 | 23 | 0 | 0 | 0 | 26 | 22 | 4 | 22 (19 Sep) | 9 | 3 | 15 Aug | 21 Sep | ||||
| 5. | Wigeon | 0 | 0 | 121 | 5 | 0 | 0 | 126 | 124 | 2 | 103 (19 Sep) | 14 | 5 | 11 Sep | 22 Oct | ||||
| 6. | Mallard | 1 | 6 | 0 | 0 | 0 | 0 | 7 | 7 | 0 | 6 (15 Aug) | 6 | 2 | 24 Jul | 15 Aug | ||||
| 7. | Pintail | 3 | 1 | 6 | 0 | 0 | 0 | 10 | 8 | 2 | 4 (14 Sep) | 11 | 4 | 31 Jul | 19 Sep | ||||
| 8. | Teal | 0 | 7 | 89 | 11 | 0 | 0 | 107 | 101 | 6 | 38 (15 Sep) | 37 | 13 | 9 Aug | 22 Oct | ||||
| 9. | Pochard | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (15 Aug) | 3 | 1 | 15 Aug | 15 Aug | ||||
| 10. | Tufted Duck | 2 | 4 | 4 | 0 | 0 | 0 | 10 | 10 | 0 | 4 (13 Aug) | 9 | 3 | 24 Jul | 10 Sep | ||||
| 11. | Scaup | 0 | 0 | 20 | 2 | 0 | 0 | 22 | 22 | 0 | 9 (17 Sep) | 11 | 4 | 10 Sep | 8 Oct | ||||
| 12. | Eider | 22 | 30 | 128 | 94 | 0 | 4 | 278 | 253 | 25 | 63 ( 7 Oct) | 60 | 21 | 24 Jul | 17 Dec | ||||
| 13. | Velvet Scoter | 7 | 4 | 46 | 21 | 0 | 0 | 78 | 77 | 1 | 18 (20 Oct) | 43 | 15 | 24 Jul | 22 Oct | ||||
| 14. | Common Scoter | 1807 | 5386 | 4984 | 3068 | 0 | 121 | 15366 | 13887 | 1479 | 2459 (12 Aug) | 97 | 34 | 24 Jul | 19 Dec | ||||
| 15. | Long-tailed Duck | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (20 Oct) | 3 | 1 | 20 Oct | 20 Oct | ||||
| 16. | Goldeneye | 0 | 0 | 0 | 3 | 0 | 3 | 6 | 5 | 1 | 3 (20 Oct) | 6 | 2 | 20 Oct | 19 Dec | ||||
| 17. | Red-breasted Merganser | 0 | 1 | 0 | 13 | 0 | 12 | 26 | 25 | 1 | 7 (19 Dec) | 17 | 6 | 15 Aug | 19 Dec | ||||
| 18. | Red-necked Grebe | 0 | 4 | 7 | 3 | 0 | 0 | 14 | 12 | 2 | 2 (15 Sep) | 31 | 11 | 6 Aug | 8 Oct | ||||
| 19. | Great Crested Grebe | 5 | 10 | 49 | 52 | 0 | 0 | 116 | 99 | 17 | 13 (21 Oct) | 66 | 23 | 30 Jul | 22 Oct | ||||
| 20. | Black-necked / Slavonian Grebe | 0 | 3 | 1 | 0 | 0 | 0 | 4 | 4 | 0 | 1 ( 7 Aug) | 11 | 4 | 7 Aug | 15 Sep | ||||
| 21. | grebe sp. | 0 | 0 | 7 | 0 | 0 | 0 | 7 | 7 | 0 | 5 (15 Sep) | 6 | 2 | 15 Sep | 19 Sep | ||||
| 22. | Oystercatcher | 2 | 11 | 26 | 10 | 0 | 2 | 51 | 45 | 6 | 7 ( 8 Aug) | 51 | 18 | 31 Jul | 19 Dec | ||||
| 23. | Lapwing | 0 | 1 | 470 | 0 | 0 | 0 | 471 | 471 | 0 | 469 (19 Sep) | 9 | 3 | 15 Aug | 21 Sep | ||||
| 24. | Golden Plover | 1 | 11 | 4 | 0 | 0 | 0 | 16 | 15 | 1 | 7 (13 Aug) | 14 | 5 | 26 Jul | 15 Sep | ||||
| 25. | Grey Plover | 1 | 19 | 6 | 0 | 0 | 0 | 26 | 26 | 0 | 18 (13 Aug) | 17 | 6 | 24 Jul | 21 Sep | ||||
| 26. | Ringed Plover | 2 | 12 | 29 | 0 | 0 | 0 | 43 | 40 | 3 | 27 (18 Sep) | 14 | 5 | 24 Jul | 18 Sep | ||||
| 27. | Whimbrel | 18 | 18 | 8 | 2 | 0 | 0 | 46 | 45 | 1 | 18 (26 Jul) | 20 | 7 | 26 Jul | 21 Oct | ||||
| 28. | Curlew | 2 | 19 | 78 | 1 | 0 | 0 | 100 | 96 | 4 | 48 ( 8 Sep) | 37 | 13 | 31 Jul | 20 Oct | ||||
| 29. | Bar-tailed Godwit | 85 | 322 | 43 | 1 | 0 | 0 | 451 | 324 | 127 | 244 (15 Aug) | 51 | 18 | 24 Jul | 21 Oct | ||||
| 30. | Turnstone | 4 | 5 | 14 | 0 | 0 | 0 | 23 | 19 | 4 | 8 (15 Sep) | 20 | 7 | 24 Jul | 15 Sep | ||||
| Species | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Knot | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (14 Aug) | 3 | 1 | 14 Aug | 14 Aug | ||||
| 32. | Sanderling | 16 | 318 | 64 | 58 | 0 | 0 | 456 | 257 | 199 | 200 (15 Aug) | 43 | 15 | 24 Jul | 21 Oct | ||||
| 33. | Dunlin | 2 | 36 | 109 | 7 | 0 | 0 | 154 | 113 | 41 | 61 (15 Sep) | 37 | 13 | 24 Jul | 20 Oct | ||||
| 34. | Redshank | 0 | 6 | 0 | 0 | 0 | 0 | 6 | 3 | 3 | 3 ( 7 Aug) | 6 | 2 | 7 Aug | 15 Aug | ||||
| 35. | Greenshank | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 1 ( 7 Sep) | 6 | 2 | 7 Sep | 10 Sep | ||||
| 36. | Kittiwake | 1 | 7 | 11 | 2720 | 0 | 4 | 2743 | 2739 | 4 | 2664 (20 Oct) | 49 | 17 | 24 Jul | 19 Dec | ||||
| 37. | Black-headed Gull | 0 | 3497 | 1810 | 231 | 0 | 0 | 5538 | 5373 | 165 | 3067 (15 Aug) | 37 | 13 | 8 Aug | 22 Oct | ||||
| 38. | Little Gull | 1 | 4 | 44 | 84 | 0 | 0 | 133 | 133 | 0 | 80 (20 Oct) | 40 | 14 | 24 Jul | 21 Oct | ||||
| 39. | Common Gull | 0 | 0 | 110 | 392 | 0 | 0 | 502 | 389 | 113 | 334 (20 Oct) | 20 | 7 | 7 Sep | 22 Oct | ||||
| 40. | Great Black-backed Gull | 0 | 48 | 831 | 777 | 0 | 0 | 1656 | 1529 | 127 | 382 (15 Sep) | 51 | 18 | 6 Aug | 22 Oct | ||||
| 41. | Herring Gull | 0 | 0 | 96 | 0 | 0 | 0 | 96 | 95 | 1 | 44 (19 Sep) | 14 | 5 | 7 Sep | 19 Sep | ||||
| 42. | Lesser Black-backed Gull | 0 | 0 | 1647 | 19 | 0 | 0 | 1666 | 1658 | 8 | 975 (15 Sep) | 43 | 15 | 7 Sep | 21 Oct | ||||
| 43. | Sandwich Tern | 0 | 3891 | 1993 | 12 | 0 | 0 | 5896 | 5506 | 390 | 1690 (15 Aug) | 66 | 23 | 6 Aug | 2 Oct | ||||
| 44. | Little Tern | 23 | 59 | 5 | 0 | 0 | 0 | 87 | 54 | 33 | 23 (26 Jul) | 31 | 11 | 26 Jul | 10 Sep | ||||
| 45. | Common Tern | 0 | 5 | 2312 | 0 | 0 | 0 | 2317 | 2305 | 12 | 912 ( 8 Sep) | 34 | 12 | 12 Aug | 21 Sep | ||||
| 46. | Arctic Tern | 0 | 3 | 9 | 0 | 0 | 0 | 12 | 12 | 0 | 3 (11 Sep) | 20 | 7 | 9 Aug | 19 Sep | ||||
| 47. | Common/Arctic Tern | 0 | 5494 | 370 | 25 | 0 | 0 | 5889 | 5654 | 235 | 1739 (15 Aug) | 51 | 18 | 6 Aug | 2 Oct | ||||
| 48. | Black Tern | 1 | 113 | 114 | 0 | 0 | 0 | 228 | 210 | 18 | 102 (15 Aug) | 40 | 14 | 30 Jul | 21 Sep | ||||
| 49. | Great Skua | 0 | 0 | 14 | 7 | 0 | 0 | 21 | 21 | 0 | 7 (15 Sep) | 17 | 6 | 9 Sep | 8 Oct | ||||
| 50. | Pomarine Skua | 0 | 0 | 9 | 2 | 0 | 0 | 11 | 11 | 0 | 5 (30 Sep) | 9 | 3 | 15 Sep | 2 Oct | ||||
| 51. | Arctic Skua | 1 | 13 | 118 | 17 | 0 | 0 | 149 | 138 | 11 | 65 (15 Sep) | 51 | 18 | 26 Jul | 20 Oct | ||||
| 52. | skua sp. | 1 | 0 | 5 | 2 | 0 | 0 | 8 | 8 | 0 | 5 (15 Sep) | 9 | 3 | 30 Jul | 2 Oct | ||||
| 53. | Razorbill/Guillemot | 0 | 0 | 7 | 45 | 0 | 3 | 55 | 47 | 8 | 37 (20 Oct) | 29 | 10 | 9 Sep | 17 Dec | ||||
| 54. | Red-throated Diver | 0 | 0 | 4 | 4 | 0 | 0 | 8 | 8 | 0 | 2 (11 Sep) | 20 | 7 | 11 Sep | 22 Oct | ||||
| 55. | diver sp. | 0 | 0 | 17 | 64 | 0 | 37 | 118 | 106 | 12 | 45 (20 Oct) | 34 | 12 | 9 Sep | 19 Dec | ||||
| 56. | Leach's Petrel | 0 | 0 | 0 | 8 | 0 | 0 | 8 | 8 | 0 | 6 ( 2 Oct) | 6 | 2 | 2 Oct | 7 Oct | ||||
| 57. | Fulmar | 0 | 0 | 1 | 8 | 0 | 0 | 9 | 8 | 1 | 8 (20 Oct) | 6 | 2 | 15 Sep | 20 Oct | ||||
| 58. | Sooty Shearwater | 0 | 0 | 16 | 4 | 0 | 0 | 20 | 20 | 0 | 14 (11 Sep) | 11 | 4 | 9 Sep | 2 Oct | ||||
| 59. | Manx Shearwater | 0 | 0 | 7 | 3 | 0 | 0 | 10 | 9 | 1 | 5 (15 Sep) | 11 | 4 | 9 Sep | 7 Oct | ||||
| 60. | Gannet | 10 | 43 | 633 | 460 | 0 | 0 | 1146 | 1003 | 143 | 343 ( 2 Oct) | 86 | 30 | 24 Jul | 22 Oct | ||||
| Species | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Cormorant | 41 | 38 | 5 | 0 | 0 | 0 | 84 | 42 | 42 | 37 (10 Aug) | 20 | 7 | 24 Jul | 19 Sep | ||||
| 62. | Grey Heron | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 2 | 0 | 1 (24 Jul) | 6 | 2 | 24 Jul | 18 Sep | ||||
| Species | Jul | Aug | Sep | Oct | Nov | Dec | Totals | W | E | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 2060 | 19475 | 16536 | 8236 | 0 | 186 | 46493 | 43218 | 3275 | 100 | 35 | ||||||||
| Observation hours | 6:00 | 38:00 | 43:00 | 19:00 | 0:00 | 3:00 | 109:00 | ||||||||||||
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