Select until 7 July
Totals Ooltgensplaat, Spui (nacht) 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 1. | Canada Goose | 0 | 0 | 0 | 3 | 15 | 10 | 0 | 0 | 0 | 0 | 28 | 7 | 0 | 15 (2020) | ||||
| 2. | Barnacle Goose | 0 | 0 | 0 | 7 | 18 | 571 | 0 | 0 | 0 | 0 | 596 | 149 | 0 | 571 (2021) | ||||
| 3. | Greylag Goose | 0 | 0 | 13 | 6 | 46 | 34 | 0 | 0 | 0 | 0 | 99 | 24.8 | 0 | 46 (2020) | ||||
| 4. | Pink-footed Goose | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.8 | 0 | 3 (2019) | ||||
| 5. | Tundra Bean Goose | 0 | 0 | 0 | 5 | 7 | 32 | 0 | 0 | 0 | 0 | 44 | 11 | 0 | 32 (2021) | ||||
| 6. | Eurasian White-fronted Goose | 0 | 0 | 0 | 50 | 151 | 535 | 0 | 0 | 0 | 0 | 736 | 184 | 0 | 535 (2021) | ||||
| 7. | Egyptian Goose | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0.5 | 0 | 2 (2020) | ||||
| 8. | Shelduck | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 5 | 1.3 | 0 | 4 (2021) | ||||
| 9. | Mandarin | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 0 | 0 | 0 | 7 | 1.8 | 0 | 6 (2021) | ||||
| 10. | Garganey | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2020) | ||||
| 11. | Gadwall | 0 | 0 | 0 | 4 | 33 | 46 | 0 | 0 | 0 | 0 | 83 | 20.8 | 0 | 46 (2021) | ||||
| 12. | Wigeon | 0 | 0 | 0 | 3 | 54 | 116 | 0 | 0 | 0 | 0 | 173 | 43 | 0 | 116 (2021) | ||||
| 13. | Mallard | 0 | 0 | 0 | 4 | 27 | 46 | 0 | 0 | 0 | 0 | 77 | 19.3 | 0 | 46 (2021) | ||||
| 14. | Teal | 0 | 0 | 0 | 0 | 9 | 32 | 0 | 0 | 0 | 0 | 41 | 10.3 | 0 | 32 (2021) | ||||
| 15. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 16. | Quail | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 17. | Swift | 0 | 0 | 0 | 0 | 30 | 32 | 0 | 0 | 0 | 0 | 62 | 15.5 | 0 | 32 (2021) | ||||
| 18. | Water Rail | 0 | 0 | 0 | 1 | 7 | 20 | 0 | 0 | 0 | 0 | 28 | 7 | 0 | 20 (2021) | ||||
| 19. | Spotted Crake | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.5 | 0 | 2 (2021) | ||||
| 20. | Moorhen | 0 | 0 | 0 | 0 | 21 | 36 | 0 | 0 | 0 | 0 | 57 | 14.3 | 0 | 36 (2021) | ||||
| 21. | Coot | 0 | 0 | 0 | 2 | 64 | 71 | 0 | 0 | 0 | 0 | 137 | 34 | 1 | 71 (2021) | ||||
| 22. | Little Grebe | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 0 | 8 | 2 | 0 | 6 (2021) | ||||
| 23. | Oystercatcher | 0 | 0 | 0 | 24 | 98 | 134 | 0 | 0 | 0 | 0 | 256 | 64 | 0 | 134 (2021) | ||||
| 24. | Avocet | 0 | 0 | 0 | 1 | 28 | 32 | 0 | 0 | 0 | 0 | 61 | 15.3 | 0 | 32 (2021) | ||||
| 25. | Grey Plover | 0 | 0 | 0 | 1 | 3 | 3 | 0 | 0 | 0 | 0 | 7 | 1.8 | 0 | 3 (2020) | ||||
| 26. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 7 | 1.8 | 0 | 7 (2021) | ||||
| 27. | Dotterel | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2019) | ||||
| 28. | Ringed Plover | 0 | 0 | 0 | 0 | 4 | 5 | 0 | 0 | 0 | 0 | 9 | 2.3 | 0 | 5 (2021) | ||||
| 29. | Little Ringed Plover | 0 | 0 | 0 | 1 | 10 | 11 | 0 | 0 | 0 | 0 | 22 | 5.5 | 0 | 11 (2021) | ||||
| 30. | Lapwing | 0 | 0 | 4 | 7 | 14 | 46 | 0 | 0 | 0 | 0 | 71 | 17.8 | 0 | 46 (2021) | ||||
| 31. | Whimbrel | 0 | 0 | 0 | 0 | 11 | 28 | 0 | 0 | 0 | 0 | 39 | 9.8 | 0 | 28 (2021) | ||||
| 32. | Curlew | 0 | 0 | 0 | 4 | 54 | 118 | 0 | 0 | 0 | 0 | 176 | 44 | 0 | 118 (2021) | ||||
| 33. | Black-tailed Godwit | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0.8 | 0 | 3 (2020) | ||||
| 34. | Common Sandpiper | 0 | 0 | 0 | 1 | 20 | 25 | 0 | 0 | 0 | 0 | 46 | 11.5 | 0 | 25 (2021) | ||||
| 35. | Green Sandpiper | 0 | 0 | 0 | 3 | 9 | 8 | 0 | 0 | 0 | 0 | 20 | 5 | 0 | 9 (2020) | ||||
| 36. | Wood Sandpiper | 0 | 0 | 0 | 1 | 3 | 4 | 0 | 0 | 0 | 0 | 8 | 2 | 0 | 4 (2021) | ||||
| 37. | Redshank | 0 | 0 | 0 | 9 | 3 | 11 | 0 | 0 | 0 | 0 | 23 | 5.8 | 0 | 11 (2021) | ||||
| 38. | Greenshank | 0 | 0 | 0 | 4 | 4 | 8 | 0 | 0 | 0 | 0 | 16 | 4 | 0 | 8 (2021) | ||||
| 39. | Knot | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 40. | Dunlin | 0 | 0 | 0 | 0 | 6 | 5 | 0 | 0 | 0 | 0 | 11 | 2.8 | 0 | 6 (2020) | ||||
| 41. | Sandwich Tern | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2020) | ||||
| 42. | Black-headed Gull | 0 | 0 | 0 | 5 | 27 | 104 | 0 | 0 | 0 | 0 | 136 | 34 | 0 | 104 (2021) | ||||
| 43. | Mediterranean Gull | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0.8 | 0 | 3 (2021) | ||||
| 44. | Common Gull | 0 | 0 | 0 | 1 | 0 | 9 | 0 | 0 | 0 | 0 | 10 | 2.5 | 0 | 9 (2021) | ||||
| 45. | Lesser Black-backed Gull | 0 | 0 | 0 | 2 | 2 | 8 | 0 | 0 | 0 | 0 | 12 | 3 | 0 | 8 (2021) | ||||
| 46. | large gull sp. | 0 | 0 | 0 | 5 | 12 | 1 | 0 | 0 | 0 | 0 | 18 | 4.5 | 0 | 12 (2020) | ||||
| 47. | Bittern | 0 | 0 | 2 | 2 | 2 | 7 | 0 | 0 | 0 | 0 | 13 | 3.3 | 0 | 7 (2021) | ||||
| 48. | Night Heron | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 49. | heron sp. | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2019) | ||||
| 50. | Grey Heron | 0 | 0 | 23 | 102 | 68 | 164 | 0 | 0 | 0 | 0 | 357 | 89 | 0 | 164 (2021) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 51. | Barn Owl | 0 | 0 | 0 | 1 | 2 | 31 | 0 | 0 | 0 | 0 | 34 | 8.5 | 0 | 31 (2021) | ||||
| 52. | Jackdaw | 0 | 0 | 0 | 2 | 25 | 37 | 0 | 0 | 0 | 0 | 64 | 16 | 0 | 37 (2021) | ||||
| 53. | Carrion Crow | 0 | 0 | 0 | 2 | 4 | 10 | 0 | 0 | 0 | 0 | 16 | 4 | 0 | 10 (2021) | ||||
| 54. | Great Tit | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 55. | Skylark | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 3 | 0.8 | 0 | 2 (2021) | ||||
| 56. | House Martin | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2020) | ||||
| 57. | Blackcap | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.5 | 0 | 2 (2021) | ||||
| 58. | Goldcrest | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2020) | ||||
| 59. | Starling | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 60. | Song Thrush | 0 | 0 | 269 | 66 | 898 | 1381 | 0 | 0 | 0 | 0 | 2614 | 654 | 0 | 1381 (2021) | ||||
| 61. | Redwing | 0 | 0 | 140 | 219 | 998 | 845 | 0 | 0 | 0 | 0 | 2202 | 551 | 0 | 998 (2020) | ||||
| 62. | Blackbird | 0 | 0 | 0 | 11 | 26 | 22 | 0 | 0 | 0 | 0 | 59 | 14.8 | 0 | 26 (2020) | ||||
| 63. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 5 | 1.3 | 0 | 5 (2021) | ||||
| 64. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 3 (2020) | ||||
| 65. | Robin | 0 | 0 | 3 | 11 | 47 | 35 | 0 | 0 | 0 | 0 | 96 | 24 | 0 | 47 (2020) | ||||
| 66. | Dunnock | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2021) | ||||
| 67. | Tree Pipit | 0 | 0 | 0 | 1 | 4 | 2 | 0 | 0 | 0 | 0 | 7 | 1.8 | 0 | 4 (2020) | ||||
| 68. | Ortolan Bunting | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0.5 | 0 | 1 (2019) | ||||
| 69. | Species unidentified | 0 | 0 | 0 | 14 | 3 | 3 | 0 | 0 | 0 | 0 | 20 | 5 | 0 | 14 (2019) | ||||
| 70. | passerine sp. | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.3 | 0 | 1 (2018) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| Totals | 0 | 0 | 455 | 591 | 2885 | 4723 | 0 | 0 | 0 | 0 | 8654 | 2164 | 1 | ||||||
| Observation hours | 47:41 | 253:34 | 790:11 | 822:13 | 1,913:39 | 478:25 | |||||||||||||
