Select until 21 April
Totals VRS Groenekan - Molenpolder 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |||||
| 1. | Mallard | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2021) | ||||
| 2. | Cuckoo | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2016) | ||||
| 3. | Woodcock | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2021) | ||||
| 4. | Sparrowhawk | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 3 | 0.3 | 3 | 0 | 1 (2017) | ||||
| 5. | Common Buzzard | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2020) | ||||
| 6. | Barn Owl | 0 | 0 | 0 | 5 | 3 | 0 | 0 | 0 | 3 | 0 | 11 | 1.1 | 11 | 0 | 5 (2019) | ||||
| 7. | Kingfisher | 1 | 3 | 0 | 0 | 0 | 2 | 1 | 1 | 5 | 0 | 13 | 1.3 | 12 | 1 | 5 (2024) | ||||
| 8. | Wryneck | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2016) | ||||
| 9. | Lesser Spotted Woodpecker | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0.2 | 2 | 0 | 1 (2019) | ||||
| 10. | Great Spotted Woodpecker | 1 | 3 | 3 | 1 | 2 | 3 | 0 | 2 | 2 | 0 | 17 | 1.7 | 15 | 2 | 3 (2017) | ||||
| 11. | Jay | 3 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 0.6 | 6 | 0 | 3 (2016) | ||||
| 12. | Blue Tit | 43 | 120 | 92 | 184 | 70 | 151 | 178 | 96 | 107 | 15 | 1056 | 106 | 833 | 223 | 184 (2019) | ||||
| 13. | Great Tit | 62 | 129 | 95 | 156 | 54 | 107 | 161 | 117 | 105 | 24 | 1010 | 101 | 755 | 255 | 161 (2022) | ||||
| 14. | Sand Martin | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 5 | 0.5 | 5 | 0 | 3 (2024) | ||||
| 15. | Swallow | 20 | 10 | 3 | 8 | 0 | 3 | 0 | 1 | 2 | 0 | 47 | 4.7 | 47 | 0 | 20 (2016) | ||||
| 16. | Cetti's Warbler | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 5 | 11 | 2 | 22 | 2.2 | 14 | 8 | 11 (2024) | ||||
| 17. | Long-tailed Tit | 21 | 34 | 17 | 31 | 13 | 36 | 34 | 14 | 40 | 4 | 244 | 24 | 179 | 65 | 40 (2024) | ||||
| 18. | Yellow-browed Warbler | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0.5 | 5 | 0 | 3 (2016) | ||||
| 19. | Willow Warbler | 20 | 7 | 7 | 3 | 3 | 10 | 8 | 5 | 6 | 0 | 69 | 6.9 | 60 | 9 | 20 (2016) | ||||
| 20. | Chiffchaff | 166 | 89 | 75 | 77 | 92 | 77 | 147 | 116 | 152 | 41 | 1032 | 103 | 793 | 239 | 166 (2016) | ||||
| 21. | Chiffchaff (Siberian - tristis) | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2019) | ||||
| 22. | Sedge Warbler | 26 | 14 | 1 | 2 | 4 | 6 | 6 | 12 | 12 | 0 | 83 | 8.3 | 79 | 4 | 26 (2016) | ||||
| 23. | Reed Warbler | 160 | 77 | 20 | 37 | 20 | 33 | 45 | 35 | 81 | 0 | 508 | 51 | 466 | 42 | 160 (2016) | ||||
| 24. | Marsh Warbler | 11 | 3 | 3 | 2 | 1 | 0 | 4 | 5 | 1 | 0 | 30 | 3 | 25 | 5 | 11 (2016) | ||||
| 25. | Icterine Warbler | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 4 | 0.4 | 4 | 0 | 2 (2024) | ||||
| 26. | Savi's Warbler | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0.5 | 5 | 0 | 2 (2019) | ||||
| 27. | Grasshopper Warbler | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 6 | 0.6 | 6 | 0 | 3 (2016) | ||||
| 28. | Blackcap | 152 | 121 | 122 | 102 | 49 | 44 | 154 | 62 | 84 | 2 | 892 | 89 | 858 | 34 | 154 (2022) | ||||
| 29. | Garden Warbler | 44 | 37 | 20 | 41 | 14 | 26 | 20 | 18 | 15 | 0 | 235 | 24 | 204 | 31 | 44 (2016) | ||||
| 30. | Lesser Whitethroat | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0.3 | 3 | 0 | 1 (2018) | ||||
| 31. | Whitethroat | 0 | 2 | 1 | 2 | 1 | 2 | 0 | 1 | 2 | 0 | 11 | 1.1 | 11 | 0 | 2 (2017) | ||||
| 32. | Firecrest | 5 | 1 | 8 | 3 | 10 | 3 | 11 | 12 | 11 | 6 | 70 | 7 | 59 | 11 | 12 (2023) | ||||
| 33. | Goldcrest | 7 | 1 | 10 | 15 | 4 | 1 | 0 | 12 | 13 | 0 | 63 | 6.3 | 63 | 0 | 15 (2019) | ||||
| 34. | Wren | 23 | 11 | 9 | 11 | 15 | 19 | 31 | 17 | 16 | 6 | 158 | 16 | 104 | 54 | 31 (2022) | ||||
| 35. | Short-toed Tree Creeper | 1 | 3 | 0 | 2 | 0 | 2 | 3 | 4 | 3 | 0 | 18 | 1.8 | 17 | 1 | 4 (2023) | ||||
| 36. | Song Thrush | 16 | 12 | 14 | 9 | 3 | 5 | 16 | 8 | 12 | 0 | 95 | 9.5 | 87 | 8 | 16 (2016) | ||||
| 37. | Redwing | 2 | 4 | 3 | 3 | 0 | 1 | 11 | 3 | 7 | 0 | 34 | 3.4 | 34 | 0 | 11 (2022) | ||||
| 38. | Blackbird | 17 | 19 | 11 | 14 | 7 | 15 | 26 | 15 | 16 | 2 | 142 | 14 | 122 | 20 | 26 (2022) | ||||
| 39. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 1 | 0 | 1 (2024) | ||||
| 40. | Robin | 74 | 42 | 47 | 27 | 19 | 40 | 58 | 29 | 50 | 16 | 402 | 40 | 313 | 89 | 74 (2016) | ||||
| 41. | Bluethroat | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2022) | ||||
| 42. | Pied Flycatcher | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 3 | 0.3 | 3 | 0 | 1 (2020) | ||||
| 43. | Redstart | 3 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0.6 | 6 | 0 | 3 (2016) | ||||
| 44. | House Sparrow | 2 | 4 | 1 | 1 | 6 | 6 | 7 | 5 | 2 | 1 | 35 | 3.5 | 32 | 3 | 7 (2022) | ||||
| 45. | Dunnock | 7 | 2 | 11 | 9 | 4 | 1 | 2 | 8 | 10 | 4 | 58 | 5.8 | 40 | 18 | 11 (2018) | ||||
| 46. | Grey Wagtail | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2020) | ||||
| 47. | White Wagtail | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2019) | ||||
| 48. | Tree Pipit | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2018) | ||||
| 49. | Chaffinch | 2 | 2 | 7 | 1 | 3 | 8 | 8 | 6 | 5 | 1 | 43 | 4.3 | 42 | 1 | 8 (2021) | ||||
| 50. | Brambling | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0.2 | 2 | 0 | 1 (2016) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |||||
| 51. | Bullfinch | 11 | 12 | 7 | 3 | 1 | 3 | 6 | 5 | 6 | 1 | 55 | 5.5 | 38 | 17 | 12 (2017) | ||||
| 52. | Greenfinch | 13 | 8 | 2 | 2 | 2 | 1 | 0 | 1 | 9 | 0 | 38 | 3.8 | 34 | 4 | 13 (2016) | ||||
| 53. | Mealy Redpoll | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 5 | 0.5 | 5 | 0 | 3 (2023) | ||||
| 54. | Lesser Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 1 | 0 | 8 | 0.8 | 8 | 0 | 5 (2023) | ||||
| 55. | redpoll sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 1 | 0 | 1 (2023) | ||||
| 56. | Goldfinch | 9 | 4 | 3 | 2 | 0 | 2 | 2 | 3 | 0 | 0 | 25 | 2.5 | 24 | 1 | 9 (2016) | ||||
| 57. | Siskin | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 3 | 2 | 0 | 10 | 1 | 10 | 0 | 4 (2022) | ||||
| 58. | Reed Bunting | 1 | 1 | 4 | 3 | 5 | 2 | 7 | 11 | 2 | 0 | 36 | 3.6 | 35 | 1 | 11 (2023) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |||||
| Totals | 935 | 783 | 600 | 764 | 411 | 613 | 961 | 642 | 804 | 125 | 6638 | 664 | 5492 | 1146 | ||||||
| Observation hours | 139:00 | 108:30 | 91:45 | 88:50 | 78:30 | 95:45 | 132:00 | 95:35 | 149:40 | 52:10 | 1,031:45 | 103:11 | ||||||||
