Select until 23 November
Totals Vogelringgroep Bergumermeer (Friesland) 2016 - 2025
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| 1. | Pheasant | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2019) | | | | |
| 2. | Woodpigeon | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2021) | | | | |
| 3. | Cormorant | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 3 | 0.3 | 3 | 0 | 2 (2021) | | | | |
| 4. | Sparrowhawk | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 3 | 0.3 | 3 | 0 | 2 (2023) | | | | |
| 5. | Common Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0.3 | 3 | 0 | 3 (2024) | | | | |
| 6. | Tawny Owl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 | 1 (2024) | | | | |
| 7. | Kingfisher | 4 | 2 | 2 | 2 | 5 | 1 | 7 | 14 | 13 | 8 | 58 | 5.8 | 43 | 15 | 14 (2023) | | | | |
| 8. | Great Spotted Woodpecker | 1 | 5 | 9 | 7 | 15 | 13 | 16 | 10 | 11 | 11 | 98 | 9.8 | 59 | 39 | 16 (2022) | | | | |
| 9. | Jay | 0 | 3 | 3 | 3 | 14 | 7 | 7 | 9 | 3 | 3 | 52 | 5.2 | 31 | 21 | 14 (2020) | | | | |
| 10. | Coal Tit | 0 | 4 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 8 | 0.8 | 8 | 0 | 4 (2017) | | | | |
| 11. | Willow Tit | 6 | 1 | 4 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 15 | 1.5 | 13 | 2 | 6 (2016) | | | | |
| 12. | Blue Tit | 71 | 93 | 97 | 98 | 188 | 180 | 334 | 278 | 165 | 333 | 1837 | 184 | 1384 | 453 | 334 (2022) | | | | |
| 13. | Great Tit | 152 | 163 | 300 | 252 | 255 | 185 | 370 | 317 | 206 | 325 | 2525 | 253 | 1788 | 737 | 370 (2022) | | | | |
| 14. | Bearded Tit | 7 | 9 | 4 | 24 | 37 | 29 | 41 | 14 | 17 | 1 | 183 | 18 | 119 | 64 | 41 (2022) | | | | |
| 15. | Swallow | 2 | 0 | 1 | 0 | 0 | 0 | 30 | 19 | 12 | 10 | 74 | 7.4 | 74 | 0 | 30 (2022) | | | | |
| 16. | Cetti's Warbler | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 4 | 14 | 63 | 86 | 8.6 | 49 | 37 | 63 (2025) | | | | |
| 17. | Long-tailed Tit | 7 | 19 | 9 | 16 | 25 | 22 | 22 | 41 | 40 | 37 | 238 | 24 | 157 | 81 | 41 (2023) | | | | |
| 18. | Yellow-browed Warbler | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2017) | | | | |
| 19. | Willow Warbler | 67 | 54 | 75 | 66 | 88 | 80 | 68 | 86 | 73 | 60 | 717 | 72 | 426 | 291 | 88 (2020) | | | | |
| 20. | Chiffchaff | 70 | 37 | 113 | 81 | 114 | 72 | 129 | 194 | 130 | 230 | 1170 | 117 | 943 | 227 | 230 (2025) | | | | |
| 21. | Great Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2023) | | | | |
| 22. | Sedge Warbler | 13 | 32 | 35 | 66 | 84 | 84 | 105 | 91 | 106 | 112 | 728 | 73 | 594 | 134 | 112 (2025) | | | | |
| 23. | Reed Warbler | 72 | 124 | 179 | 185 | 226 | 199 | 269 | 179 | 199 | 212 | 1844 | 184 | 1449 | 395 | 269 (2022) | | | | |
| 24. | Marsh Warbler | 11 | 11 | 21 | 32 | 30 | 29 | 37 | 27 | 25 | 33 | 256 | 26 | 206 | 50 | 37 (2022) | | | | |
| 25. | Icterine Warbler | 1 | 0 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 6 | 0.6 | 6 | 0 | 2 (2018) | | | | |
| 26. | Savi's Warbler | 4 | 6 | 1 | 8 | 8 | 19 | 19 | 30 | 24 | 12 | 131 | 13 | 110 | 21 | 30 (2023) | | | | |
| 27. | Grasshopper Warbler | 3 | 3 | 1 | 8 | 11 | 5 | 0 | 1 | 0 | 5 | 37 | 3.7 | 28 | 9 | 11 (2020) | | | | |
| 28. | Blackcap | 44 | 57 | 75 | 115 | 115 | 62 | 77 | 89 | 101 | 126 | 861 | 86 | 682 | 179 | 126 (2025) | | | | |
| 29. | Garden Warbler | 15 | 16 | 41 | 27 | 35 | 19 | 30 | 36 | 26 | 25 | 270 | 27 | 196 | 74 | 41 (2018) | | | | |
| 30. | Lesser Whitethroat | 6 | 1 | 9 | 4 | 3 | 5 | 3 | 7 | 5 | 7 | 50 | 5 | 47 | 3 | 9 (2018) | | | | |
| 31. | Whitethroat | 21 | 8 | 27 | 8 | 3 | 21 | 12 | 15 | 6 | 19 | 140 | 14 | 116 | 24 | 27 (2018) | | | | |
| 32. | Firecrest | 3 | 0 | 12 | 1 | 16 | 10 | 18 | 15 | 16 | 7 | 98 | 9.8 | 63 | 35 | 18 (2022) | | | | |
| 33. | Goldcrest | 30 | 7 | 17 | 26 | 57 | 17 | 21 | 63 | 57 | 47 | 342 | 34 | 219 | 123 | 63 (2023) | | | | |
| 34. | Wren | 26 | 28 | 34 | 37 | 51 | 45 | 57 | 53 | 63 | 63 | 457 | 46 | 229 | 228 | 63 (2024) | | | | |
| 35. | Nuthatch | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2017) | | | | |
| 36. | Short-toed Tree Creeper | 7 | 10 | 10 | 13 | 17 | 9 | 24 | 17 | 16 | 11 | 134 | 13 | 68 | 66 | 24 (2022) | | | | |
| 37. | Starling | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.3 | 3 | 0 | 2 (2018) | | | | |
| 38. | Song Thrush | 29 | 9 | 26 | 32 | 22 | 28 | 21 | 22 | 16 | 11 | 216 | 22 | 179 | 37 | 32 (2019) | | | | |
| 39. | Redwing | 1 | 1 | 2 | 2 | 3 | 3 | 9 | 5 | 19 | 8 | 53 | 5.3 | 53 | 0 | 19 (2024) | | | | |
| 40. | Blackbird | 43 | 43 | 60 | 42 | 80 | 109 | 141 | 111 | 110 | 66 | 805 | 81 | 462 | 343 | 141 (2022) | | | | |
| 41. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 7 | 0.7 | 6 | 1 | 3 (2024) | | | | |
| 42. | Robin | 44 | 25 | 33 | 46 | 56 | 60 | 85 | 82 | 98 | 62 | 591 | 59 | 390 | 201 | 98 (2024) | | | | |
| 43. | Thrush Nightingale | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2018) | | | | |
| 44. | Nightingale | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2017) | | | | |
| 45. | Bluethroat | 22 | 20 | 15 | 17 | 24 | 9 | 17 | 12 | 7 | 18 | 161 | 16 | 122 | 39 | 24 (2020) | | | | |
| 46. | White-spotted Bluethroat | 22 | 13 | 10 | 13 | 16 | 11 | 7 | 10 | 4 | 4 | 110 | 11 | 58 | 52 | 22 (2016) | | | | |
| 47. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.2 | 2 | 0 | 2 (2024) | | | | |
| 48. | Redstart | 2 | 0 | 0 | 2 | 3 | 3 | 0 | 1 | 0 | 0 | 11 | 1.1 | 11 | 0 | 3 (2020) | | | | |
| 49. | Whinchat | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2018) | | | | |
| 50. | Stonechat | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 2 (2016) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| 51. | Tree Sparrow | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2018) | | | | |
| 52. | Dunnock | 17 | 10 | 14 | 12 | 9 | 5 | 6 | 16 | 6 | 10 | 105 | 11 | 74 | 31 | 17 (2016) | | | | |
| 53. | White Wagtail | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 5 | 0.5 | 5 | 0 | 2 (2016) | | | | |
| 54. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 1 | 0 | 1 (2025) | | | | |
| 55. | Chaffinch | 16 | 4 | 10 | 6 | 12 | 26 | 19 | 10 | 19 | 27 | 149 | 15 | 130 | 19 | 27 (2025) | | | | |
| 56. | Brambling | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2018) | | | | |
| 57. | Hawfinch | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 4 | 0.4 | 4 | 0 | 1 (2018) | | | | |
| 58. | Bullfinch | 4 | 11 | 6 | 16 | 21 | 11 | 14 | 13 | 11 | 5 | 112 | 11 | 66 | 46 | 21 (2020) | | | | |
| 59. | Greenfinch | 13 | 3 | 8 | 2 | 19 | 4 | 7 | 5 | 10 | 4 | 75 | 7.5 | 71 | 4 | 19 (2020) | | | | |
| 60. | Mealy Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.2 | 2 | 0 | 1 (2023) | | | | |
| 61. | Lesser Redpoll | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2018) | | | | |
| 62. | Goldfinch | 1 | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 1 | 0 | 8 | 0.8 | 7 | 1 | 5 (2020) | | | | |
| 63. | Reed Bunting | 29 | 34 | 45 | 57 | 54 | 35 | 104 | 170 | 104 | 126 | 758 | 76 | 621 | 137 | 170 (2023) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| |
Totals |
890 | 869 | 1319 | 1332 | 1724 | 1424 | 2137 | 2078 | 1743 | 2107 | 15623 | 1562 | 11403 | 4220 | | |
| |
Observation hours |
104:25 | 97:05 | 128:30 | 124:00 | 200:50 | 241:00 | 253:25 | 237:40 | 267:40 | 227:50 | 1,882:25 | 188:15 | | | | |