Select until 27 February
Totals Nijverdal-Hulsen (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 | 1 | 11 | 2 | 14 | 2.8 | 0 | 11 (2025) | | | | |
| 2. | Barnacle Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 24 | 6 | 41 | 8.2 | 0 | 24 (2025) | | | | |
| 3. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 18 | 21 | 47 | 68 | 27 | 181 | 36 | 0 | 68 (2025) | | | | |
| 4. | Pink-footed Goose | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 8 | 0 | 12 | 2.4 | 0 | 8 (2025) | | | | |
| 5. | Tundra Bean Goose | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 6 | 0 | 12 | 2.4 | 0 | 6 (2025) | | | | |
| 6. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 0 | 88 | 65 | 62 | 261 | 51 | 527 | 105 | 0 | 261 (2025) | | | | |
| 7. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.2 | 0 | 1 (2026) | | | | |
| 8. | Gadwall | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 21 | 6 | 30 | 6 | 0 | 21 (2025) | | | | |
| 9. | Wigeon | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 3 | 60 | 0 | 82 | 16.4 | 0 | 60 (2025) | | | | |
| 10. | Mallard | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 25 | 206 | 13 | 253 | 51 | 0 | 206 (2025) | | | | |
| 11. | Pintail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.2 | 0 | 1 (2026) | | | | |
| 12. | Teal | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 165 | 2 | 169 | 34 | 0 | 165 (2025) | | | | |
| 13. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 5 | 1 | 0 | 3 (2025) | | | | |
| 14. | Water Rail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 9 | 1 | 12 | 2.4 | 0 | 9 (2025) | | | | |
| 15. | Moorhen | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 17 | 57 | 7 | 87 | 17.4 | 0 | 57 (2025) | | | | |
| 16. | Coot | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 18 | 95 | 29 | 146 | 29 | 0 | 95 (2025) | | | | |
| 17. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 10 | 19 | 3.8 | 0 | 10 (2026) | | | | |
| 18. | Little Grebe | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 3 | 0.6 | 0 | 2 (2025) | | | | |
| 19. | Oystercatcher | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 35 | 10 | 52 | 10.4 | 5 | 35 (2025) | | | | |
| 20. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2025) | | | | |
| 21. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 0 | 13 | 2.6 | 0 | 12 (2025) | | | | |
| 22. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 9 | 1.8 | 0 | 9 (2025) | | | | |
| 23. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 24. | Lapwing | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 9 | 3 | 16 | 3.2 | 0 | 9 (2025) | | | | |
| 25. | Whimbrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 12 | 2.4 | 0 | 12 (2025) | | | | |
| 26. | Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 93 | 4 | 111 | 22 | 0 | 93 (2025) | | | | |
| 27. | Woodcock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 4 | 0 | 16 | 3.2 | 0 | 12 (2024) | | | | |
| 28. | Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 29 | 0 | 33 | 6.6 | 0 | 29 (2025) | | | | |
| 29. | Common Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 46 | 0 | 46 | 9.2 | 0 | 46 (2025) | | | | |
| 30. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 30 | 6 | 0 | 30 (2025) | | | | |
| 31. | Wood Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 32. | Greenshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 13 | 2.6 | 0 | 13 (2025) | | | | |
| 33. | Dunlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 34. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 13 | 0 | 17 | 3.4 | 0 | 13 (2025) | | | | |
| 35. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.2 | 0 | 1 (2024) | | | | |
| 36. | Bittern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 14 | 3 | 18 | 3.6 | 0 | 14 (2025) | | | | |
| 37. | Night Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 9 | 1.8 | 0 | 7 (2025) | | | | |
| 38. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 5 | 10 | 27 | 179 | 2 | 223 | 45 | 0 | 179 (2025) | | | | |
| 39. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2023) | | | | |
| 40. | Barn Owl | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 10 | 4 | 0 | 24 | 4.8 | 2 | 10 (2024) | | | | |
| 41. | Little Owl | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 4 | 0.8 | 6 | 2 (2023) | | | | |
| 42. | Long-eared Owl | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0.4 | 0 | 1 (2023) | | | | |
| 43. | Tawny Owl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | | | | | |
| 44. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | | | | | |
| 45. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 9 | 0 | 10 | 2 | 1 | 9 (2025) | | | | |
| 46. | Rook | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 2 | 1 (2025) | | | | |
| 47. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | | | | | |
| 48. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.4 | 0 | 1 (2024) | | | | |
| 49. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 324 | 815 | 637 | 1921 | 37 | 3734 | 747 | 0 | 1921 (2025) | | | | |
| 50. | Redwing | 0 | 0 | 0 | 0 | 0 | 708 | 194 | 1121 | 2031 | 21 | 4075 | 815 | 0 | 2031 (2025) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 51. | Blackbird | 0 | 0 | 0 | 0 | 0 | 78 | 6 | 16 | 47 | 0 | 147 | 29 | 0 | 78 (2022) | | | | |
| 52. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 25 | 0 | 31 | 6.2 | 0 | 25 (2025) | | | | |
| 53. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 9 | 1.8 | 0 | 9 (2025) | | | | |
| 54. | Robin | 0 | 0 | 0 | 0 | 0 | 71 | 16 | 32 | 61 | 1 | 181 | 36 | 2 | 71 (2022) | | | | |
| 55. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2025) | | | | |
| 56. | Copper Sunbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.2 | 0 | 1 (2026) | | | | |
| 57. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2025) | | | | |
| 58. | White Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0.6 | 0 | 3 (2025) | | | | |
| 59. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 60. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 49 | 0 | 50 | 10 | 0 | 49 (2025) | | | | |
| 61. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 62. | Yellowhammer | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.4 | 0 | 2 (2025) | | | | |
| 63. | Little Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2025) | | | | |
| 64. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2025) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 1313 | 1178 | 2086 | 5691 | 238 | 10506 | 2101 | 24 | | |
| |
Observation hours |
| | | | | 68:41 | 108:48 | 158:15 | 999:50 | 603:22 | 1,938:56 | 387:47 | | | |