Select until 26 December
Totals VRS West-Friesland 2016 - 2025
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| 1. | Quail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.3 | 2 | 0 | 2 (2025) | | | | |
| 2. | Woodpigeon | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 0 | 2 | 2 | 9 | 1.3 | 8 | 1 | 4 (2020) | | | | |
| 3. | Collared Dove | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 3 | 0.4 | 3 | 0 | 2 (2025) | | | | |
| 4. | Water Rail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 14 | 20 | 2.9 | 20 | 0 | 14 (2025) | | | | |
| 5. | Oystercatcher | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 2 | 0 | 2 (2020) | | | | |
| 6. | Jack Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 1 | 0 | 1 (2025) | | | | |
| 7. | Woodcock | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 3 | 6 | 0.9 | 6 | 0 | 3 (2025) | | | | |
| 8. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 11 | 1.6 | 11 | 0 | 11 (2025) | | | | |
| 9. | Common Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 0.4 | 3 | 0 | 3 (2025) | | | | |
| 10. | Sparrowhawk | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 2 | 5 | 0.7 | 5 | 0 | 2 (2025) | | | | |
| 11. | Common Buzzard | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 3 | 0.4 | 3 | 0 | 1 (2020) | | | | |
| 12. | Barn Owl | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 3 | 0.4 | 2 | 1 | 1 (2021) | | | | |
| 13. | Long-eared Owl | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0.3 | 2 | 0 | 1 (2020) | | | | |
| 14. | Kingfisher | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 1 | 5 | 0.7 | 5 | 0 | 3 (2020) | | | | |
| 15. | Wryneck | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0.3 | 2 | 0 | 1 (2020) | | | | |
| 16. | Great Spotted Woodpecker | 0 | 0 | 0 | 3 | 59 | 63 | 44 | 39 | 31 | 21 | 260 | 37 | 79 | 181 | 63 (2021) | | | | |
| 17. | Green Woodpecker | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 3 | 1 | 1 | 9 | 1.3 | 7 | 2 | 3 (2023) | | | | |
| 18. | Kestrel | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2022) | | | | |
| 19. | Jay | 0 | 0 | 0 | 0 | 8 | 18 | 4 | 4 | 6 | 9 | 49 | 7 | 36 | 13 | 18 (2021) | | | | |
| 20. | Magpie | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 12 | 15 | 2.1 | 14 | 1 | 12 (2025) | | | | |
| 21. | Jackdaw | 0 | 0 | 0 | 0 | 5 | 4 | 6 | 0 | 0 | 23 | 38 | 5.4 | 37 | 1 | 23 (2025) | | | | |
| 22. | Coal Tit | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0.3 | 2 | 0 | 1 (2020) | | | | |
| 23. | Blue Tit | 0 | 0 | 0 | 17 | 389 | 339 | 505 | 529 | 311 | 522 | 2612 | 373 | 943 | 1669 | 529 (2023) | | | | |
| 24. | Great Tit | 0 | 0 | 0 | 12 | 766 | 697 | 956 | 1104 | 864 | 826 | 5225 | 746 | 1389 | 3836 | 1104 (2023) | | | | |
| 25. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 1 | 7 | 0 | 7 (2025) | | | | |
| 26. | Sand Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.3 | 2 | 0 | 2 (2025) | | | | |
| 27. | Cetti's Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 9 | 48 | 61 | 8.7 | 50 | 11 | 48 (2025) | | | | |
| 28. | Long-tailed Tit | 0 | 0 | 0 | 10 | 43 | 36 | 41 | 56 | 47 | 50 | 283 | 40 | 165 | 118 | 56 (2023) | | | | |
| 29. | Yellow-browed Warbler | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 1 | 7 | 1 | 7 | 0 | 4 (2024) | | | | |
| 30. | Willow Warbler | 0 | 0 | 0 | 0 | 32 | 26 | 12 | 4 | 13 | 10 | 97 | 13.9 | 61 | 36 | 32 (2020) | | | | |
| 31. | Chiffchaff | 0 | 0 | 0 | 0 | 144 | 134 | 101 | 173 | 261 | 233 | 1046 | 149 | 757 | 289 | 261 (2024) | | | | |
| 32. | Sedge Warbler | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 6 | 9 | 1.3 | 9 | 0 | 6 (2025) | | | | |
| 33. | Reed Warbler | 0 | 0 | 0 | 0 | 10 | 29 | 5 | 22 | 62 | 106 | 234 | 33 | 213 | 21 | 106 (2025) | | | | |
| 34. | Marsh Warbler | 0 | 0 | 0 | 0 | 7 | 17 | 9 | 3 | 9 | 40 | 85 | 12.1 | 79 | 6 | 40 (2025) | | | | |
| 35. | Grasshopper Warbler | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 5 | 7 | 1 | 7 | 0 | 5 (2025) | | | | |
| 36. | Blackcap | 0 | 0 | 0 | 0 | 199 | 134 | 129 | 398 | 464 | 710 | 2034 | 291 | 1884 | 150 | 710 (2025) | | | | |
| 37. | Garden Warbler | 0 | 0 | 0 | 0 | 42 | 54 | 58 | 51 | 43 | 78 | 326 | 47 | 271 | 55 | 78 (2025) | | | | |
| 38. | Lesser Whitethroat | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 6 | 10 | 1.4 | 10 | 0 | 6 (2025) | | | | |
| 39. | Whitethroat | 0 | 0 | 0 | 0 | 0 | 8 | 3 | 0 | 1 | 1 | 13 | 1.9 | 7 | 6 | 8 (2021) | | | | |
| 40. | Firecrest | 0 | 0 | 0 | 3 | 26 | 19 | 41 | 23 | 33 | 72 | 217 | 31 | 170 | 47 | 72 (2025) | | | | |
| 41. | Goldcrest | 0 | 0 | 0 | 0 | 82 | 19 | 13 | 63 | 35 | 125 | 337 | 48 | 280 | 57 | 125 (2025) | | | | |
| 42. | Wren | 0 | 0 | 0 | 2 | 131 | 112 | 127 | 129 | 127 | 151 | 779 | 111 | 354 | 425 | 151 (2025) | | | | |
| 43. | Short-toed Tree Creeper | 0 | 0 | 0 | 3 | 17 | 18 | 14 | 33 | 14 | 30 | 129 | 18 | 56 | 73 | 33 (2023) | | | | |
| 44. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.3 | 2 | 0 | 2 (2025) | | | | |
| 45. | Song Thrush | 0 | 0 | 0 | 0 | 69 | 86 | 61 | 69 | 72 | 85 | 442 | 63 | 354 | 88 | 86 (2021) | | | | |
| 46. | Redwing | 0 | 0 | 0 | 1 | 59 | 40 | 57 | 32 | 47 | 38 | 274 | 39 | 271 | 3 | 59 (2020) | | | | |
| 47. | Blackbird | 0 | 0 | 0 | 4 | 187 | 253 | 166 | 190 | 138 | 165 | 1103 | 158 | 660 | 443 | 253 (2021) | | | | |
| 48. | Fieldfare | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 1 | 0 | 1 | 7 | 1 | 7 | 0 | 3 (2020) | | | | |
| 49. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2021) | | | | |
| 50. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 0 | 4 | 0 | 11 | 1.6 | 9 | 2 | 5 (2020) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| 51. | Robin | 0 | 0 | 0 | 5 | 250 | 211 | 164 | 198 | 271 | 256 | 1355 | 194 | 854 | 501 | 271 (2024) | | | | |
| 52. | Pied Flycatcher | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 4 | 0.6 | 4 | 0 | 2 (2024) | | | | |
| 53. | Red-flanked Bluetail | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2020) | | | | |
| 54. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 1 | 0 | 1 (2025) | | | | |
| 55. | Redstart | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 1 | 5 | 0.7 | 5 | 0 | 2 (2023) | | | | |
| 56. | House Sparrow | 0 | 0 | 0 | 0 | 0 | 9 | 15 | 2 | 0 | 0 | 26 | 3.7 | 21 | 5 | 15 (2022) | | | | |
| 57. | Dunnock | 0 | 0 | 0 | 0 | 75 | 47 | 36 | 79 | 70 | 45 | 352 | 50 | 196 | 156 | 79 (2023) | | | | |
| 58. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 1 | 0 | 1 (2025) | | | | |
| 59. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.3 | 2 | 0 | 2 (2024) | | | | |
| 60. | Chaffinch | 0 | 0 | 0 | 1 | 126 | 125 | 182 | 165 | 108 | 169 | 876 | 125 | 686 | 190 | 182 (2022) | | | | |
| 61. | Brambling | 0 | 0 | 0 | 0 | 2 | 2 | 24 | 8 | 2 | 1 | 39 | 5.6 | 35 | 4 | 24 (2022) | | | | |
| 62. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 4 | 0.6 | 3 | 1 | 1 (2021) | | | | |
| 63. | Greenfinch | 0 | 0 | 0 | 0 | 38 | 9 | 22 | 5 | 3 | 3 | 80 | 11.4 | 74 | 6 | 38 (2020) | | | | |
| 64. | Mealy Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 5 | 0.7 | 5 | 0 | 5 (2023) | | | | |
| 65. | Lesser Redpoll | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 0.3 | 2 | 0 | 1 (2020) | | | | |
| 66. | Goldfinch | 0 | 0 | 0 | 0 | 10 | 1 | 16 | 20 | 10 | 22 | 79 | 11.3 | 70 | 9 | 22 (2025) | | | | |
| 67. | Siskin | 0 | 0 | 0 | 0 | 0 | 21 | 6 | 5 | 39 | 32 | 103 | 15 | 102 | 1 | 39 (2024) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 61 | 2807 | 2547 | 2826 | 3425 | 3119 | 3961 | 18746 | 2678 | 10338 | 8408 | | |
| |
Observation hours |
| | | 10:00 | 343:45 | 397:20 | 352:00 | 328:12 | 325:00 | 324:30 | 2,080:47 | 297:15 | | | | |