Select until 3 April
Totals Wellerlooi (nacht) 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
1. | Dark-bellied Brent Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
2. | Canada Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 16 | 1 | 23 | 7.7 | 0 | 16 (2024) | | | | |
3. | Barnacle Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 | 105 | 93 | 248 | 83 | 0 | 105 (2024) | | | | |
4. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 106 | 46 | 172 | 57 | 1 | 106 (2024) | | | | |
5. | goose sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
6. | Tundra Bean Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 447 | 74 | 569 | 190 | 0 | 447 (2024) | | | | |
7. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 517 | 1851 | 1960 | 4328 | 1443 | 0 | 1960 (2025) | | | | |
8. | Bewick's Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
9. | Ruddy Shelduck | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
10. | Shoveler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 13 | 4 (2024) | | | | |
11. | Gadwall | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 68 | 22 | 90 | 30 | 0 | 68 (2024) | | | | |
12. | Wigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 54 | 69 | 23 | 0 | 54 (2025) | | | | |
13. | Mallard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 20 | 23 | 44 | 14.7 | 10 | 23 (2025) | | | | |
14. | Pintail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 1.7 | 0 | 5 (2025) | | | | |
15. | Teal | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 8 | 25 | 8.3 | 0 | 17 (2024) | | | | |
16. | duck sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2024) | | | | |
17. | Quail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 11 | 3.7 | 6 | 11 (2024) | | | | |
18. | Nightjar | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2024) | | | | |
19. | Cuckoo | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
20. | Water Rail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 111 | 39 | 152 | 51 | 0 | 111 (2024) | | | | |
21. | Spotted Crake | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2024) | | | | |
22. | Moorhen | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 169 | 81 | 256 | 85 | 1 | 169 (2024) | | | | |
23. | Coot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 105 | 28 | 136 | 45 | 0 | 105 (2024) | | | | |
24. | Little Grebe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 1 | 14 | 4.7 | 0 | 12 (2024) | | | | |
25. | Oystercatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 31 | 4 | 37 | 12.3 | 0 | 31 (2024) | | | | |
26. | Avocet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 2 | 11 | 3.7 | 0 | 9 (2024) | | | | |
27. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
28. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2024) | | | | |
29. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
30. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 16 | 0 | 18 | 6 | 0 | 16 (2024) | | | | |
31. | Lapwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 4 | 10 | 3.3 | 0 | 4 (2025) | | | | |
32. | Whimbrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 1 | 8 | 2.7 | 0 | 6 (2024) | | | | |
33. | Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 16 | 0 | 18 | 6 | 0 | 16 (2024) | | | | |
34. | Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 4 | 1.3 | 0 | 3 (2023) | | | | |
35. | Common Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 21 | 0 | 37 | 12.3 | 0 | 21 (2024) | | | | |
36. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 5 | 0 | 13 | 4.3 | 0 | 8 (2023) | | | | |
37. | Wood Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
38. | Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
39. | Greenshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 6 | 2 | 0 | 5 (2023) | | | | |
40. | Dunlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
41. | Caspian Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
42. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 17 | 7 | 25 | 8.3 | 0 | 17 (2024) | | | | |
43. | large gull sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
44. | Bittern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 2 | 12 | 4 | 0 | 7 (2024) | | | | |
45. | Night Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2024) | | | | |
46. | heron sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
47. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 70 | 162 | 9 | 241 | 80 | 0 | 162 (2024) | | | | |
48. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
49. | Little Owl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
50. | Long-eared Owl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 10 | 1 (2023) | | | | |
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
51. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
52. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 4 | 1.3 | 0 | 2 (2023) | | | | |
53. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
54. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 31 | 0 | 39 | 13 | 0 | 31 (2024) | | | | |
55. | Blackcap | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2024) | | | | |
56. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2024) | | | | |
57. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
58. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2650 | 6959 | 240 | 9849 | 3283 | 0 | 6959 (2024) | | | | |
59. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1964 | 7158 | 721 | 9843 | 3281 | 0 | 7158 (2024) | | | | |
60. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 275 | 417 | 12 | 704 | 235 | 1 | 417 (2024) | | | | |
61. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2024) | | | | |
62. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
63. | thrush sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
64. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 32 | 0 | 45 | 15 | 0 | 32 (2024) | | | | |
65. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 354 | 684 | 32 | 1070 | 357 | 4 | 684 (2024) | | | | |
66. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 4 | 1.3 | 0 | 2 (2023) | | | | |
67. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 4 | 1.3 | 0 | 2 (2024) | | | | |
68. | Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
69. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 3 | 1 | 0 | 2 (2023) | | | | |
70. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2024) | | | | |
71. | White Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
72. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
73. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 40 | 0 | 63 | 21 | 0 | 40 (2024) | | | | |
74. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
75. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 8 | 2.7 | 0 | 6 (2024) | | | | |
76. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
77. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2024) | | | | |
78. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
79. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 102 | 94 | 206 | 69 | 0 | 102 (2024) | | | | |
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
|
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 6089 | 18837 | 3572 | 28498 | 9499 | 46 | | |
|
Observation hours |
| | | | | | | 1,047:36 | 2,281:38 | 676:50 | 4,006:04 | 1,335:21 | | | |