Select until 24 March
Totals Waarder (nacht) 2017 - 2026
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 1. | Canada Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 9 | 2 | 59 | 19.7 | 0 | 48 (2024) | | | | |
| 2. | Barnacle Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 603 | 2022 | 117 | 2742 | 914 | 0 | 2022 (2025) | | | | |
| 3. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 238 | 185 | 0 | 423 | 141 | 0 | 238 (2024) | | | | |
| 4. | goose sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2026) | | | | |
| 5. | Pink-footed Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 1 | 0 | 2 (2025) | | | | |
| 6. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1148 | 1606 | 977 | 3731 | 1244 | 0 | 1606 (2025) | | | | |
| 7. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2026) | | | | |
| 8. | Whooper Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 9. | Egyptian Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 6 | 2 | 0 | 6 (2024) | | | | |
| 10. | Shelduck | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 7 | 2.3 | 0 | 5 (2026) | | | | |
| 11. | Garganey | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2026) | | | | |
| 12. | Gadwall | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 9 | 4 | 15 | 5 | 0 | 9 (2025) | | | | |
| 13. | Wigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1807 | 2443 | 0 | 4250 | 1417 | 6 | 2443 (2025) | | | | |
| 14. | Teal | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 12 | 20 | 53 | 17.7 | 0 | 21 (2024) | | | | |
| 15. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 2 | 9 | 3 | 0 | 5 (2025) | | | | |
| 16. | Quail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 8 | 2.7 | 0 | 8 (2024) | | | | |
| 17. | Water Rail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 35 | 23 | 8 | 66 | 22 | 0 | 35 (2024) | | | | |
| 18. | Spotted Crake | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 3 | 0 | 8 | 2.7 | 0 | 5 (2024) | | | | |
| 19. | Moorhen | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
| 20. | Coot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0.7 | 0 | 1 (2024) | | | | |
| 21. | Baillon's Crake | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 22. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 5 | 1.7 | 0 | 3 (2025) | | | | |
| 23. | Little Grebe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 5 | 7 | 23 | 7.7 | 0 | 11 (2024) | | | | |
| 24. | Oystercatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 12 | 5 | 19 | 6.3 | 0 | 12 (2025) | | | | |
| 25. | Avocet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 2 | 0 | 8 | 2.7 | 0 | 6 (2024) | | | | |
| 26. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 0 | 2 (2026) | | | | |
| 27. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 8 | 14 | 44 | 14.7 | 0 | 22 (2024) | | | | |
| 28. | Dotterel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
| 29. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2025) | | | | |
| 30. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 10 | 2 | 27 | 9 | 0 | 15 (2024) | | | | |
| 31. | Lapwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 23 | 6 | 55 | 18.3 | 0 | 26 (2024) | | | | |
| 32. | Whimbrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 20 | 0 | 26 | 8.7 | 0 | 20 (2025) | | | | |
| 33. | Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 14 | 4 | 39 | 13 | 0 | 21 (2024) | | | | |
| 34. | Black-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 4 | 1.3 | 0 | 2 (2024) | | | | |
| 35. | Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 29 | 5 | 49 | 16.3 | 0 | 29 (2025) | | | | |
| 36. | Common Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 39 | 0 | 80 | 26.7 | 0 | 41 (2024) | | | | |
| 37. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 3 | 0 | 12 | 4 | 0 | 9 (2024) | | | | |
| 38. | Wood Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 39. | Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 5 | 4 | 23 | 7.7 | 0 | 14 (2024) | | | | |
| 40. | Greenshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 7 | 2.3 | 0 | 5 (2024) | | | | |
| 41. | Dunlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 4 | 4 | 14 | 4.7 | 0 | 6 (2024) | | | | |
| 42. | Caspian Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 5 | 1.7 | 0 | 5 (2024) | | | | |
| 43. | Black Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 44. | Common Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 45. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 196 | 67 | 45 | 308 | 103 | 0 | 196 (2024) | | | | |
| 46. | Mediterranean Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2025) | | | | |
| 47. | Common Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 4 | 1.3 | 0 | 2 (2024) | | | | |
| 48. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 49. | Great Black-backed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2026) | | | | |
| 50. | large gull sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 51. | Bittern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 30 | 10 | 46 | 15.3 | 0 | 30 (2025) | | | | |
| 52. | Little Bittern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 5 | 1.7 | 0 | 5 (2024) | | | | |
| 53. | Night Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 0 | 10 | 3.3 | 0 | 5 (2024) | | | | |
| 54. | heron sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 55. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 272 | 325 | 63 | 660 | 220 | 0 | 325 (2025) | | | | |
| 56. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 3 | 0 | 18 | 6 | 0 | 15 (2024) | | | | |
| 57. | owl sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 58. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 4 | 1.3 | 0 | 2 (2024) | | | | |
| 59. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 3 | 1 | 0 | 2 (2024) | | | | |
| 60. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 61. | Long-tailed Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 62. | Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 63. | Blackcap | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 64. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
| 65. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 66. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 838 | 788 | 92 | 1718 | 573 | 1 | 838 (2024) | | | | |
| 67. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2605 | 3591 | 133 | 6329 | 2110 | 6 | 3591 (2025) | | | | |
| 68. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 129 | 14 | 8 | 151 | 50 | 0 | 129 (2024) | | | | |
| 69. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 | 1 | 8 | 2.7 | 0 | 4 (2025) | | | | |
| 70. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 4 | 1.3 | 0 | 3 (2024) | | | | |
| 71. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 6 | 2 | 0 | 6 (2024) | | | | |
| 72. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 220 | 34 | 1 | 255 | 85 | 0 | 220 (2024) | | | | |
| 73. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
| 74. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 3 | 2 | 20 | 6.7 | 0 | 15 (2024) | | | | |
| 75. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 76. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2026) | | | | |
| 77. | alba wagtail sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 78. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 79. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 11 | 0 | 16 | 5.3 | 0 | 11 (2025) | | | | |
| 80. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 81. | Siskin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 82. | Lapland Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 83. | Yellowhammer | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
| 84. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
| 85. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 86. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 3 | 1 | 0 | 1 (2024) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 8491 | 11396 | 1555 | 21442 | 7147 | 13 | | |
| |
Observation hours |
| | | | | | | 745:13 | 1,305:14 | 523:55 | 2,574:22 | 858:07 | | | |