Select until 26 November
Totals VRS Potmarge 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 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 2 | 1 | 2 (2025) | | | | |
| 2. | Swift | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 3. | Feral Pigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 179 | 56 | 235 | 78 | 32 | 203 | 179 (2024) | | | | |
| 4. | Woodpigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 5. | Collared Dove | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 2 | 0 | 1 (2024) | | | | |
| 6. | Moorhen | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 5 | 1.7 | 4 | 1 | 3 (2025) | | | | |
| 7. | Coot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 8. | Woodcock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 1 | 3 | 0 | 2 (2024) | | | | |
| 9. | Common Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 10. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 24 | 27 | 9 | 26 | 1 | 24 (2025) | | | | |
| 11. | Common Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 3 | 0 | 2 (2025) | | | | |
| 12. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 2 | 0 | 2 (2025) | | | | |
| 13. | Sparrowhawk | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 14. | Kingfisher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 6 | 13 | 4.3 | 7 | 6 | 7 (2024) | | | | |
| 15. | Great Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 4 | 11 | 3.7 | 9 | 2 | 7 (2024) | | | | |
| 16. | Green Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 2 | 0 | 1 (2024) | | | | |
| 17. | Jay | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 5 | 8 | 2.7 | 7 | 1 | 5 (2025) | | | | |
| 18. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 | 1 (2025) | | | | |
| 19. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 11 | 13 | 4.3 | 13 | 0 | 11 (2025) | | | | |
| 20. | Corvus m. soemmerringii | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 21. | Blue Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 236 | 253 | 530 | 177 | 327 | 203 | 253 (2025) | | | | |
| 22. | Great Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 40 | 318 | 336 | 694 | 231 | 351 | 343 | 336 (2025) | | | | |
| 23. | Cetti's Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 24. | Long-tailed Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 14 | 28 | 9.3 | 25 | 3 | 14 (2025) | | | | |
| 25. | Willow Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 26. | Chiffchaff | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 101 | 114 | 215 | 72 | 153 | 62 | 114 (2025) | | | | |
| 27. | Chiffchaff (Siberian - tristis) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 28. | Great Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 29. | Sedge Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 9 | 15 | 5 | 15 | 0 | 9 (2025) | | | | |
| 30. | Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 65 | 117 | 39 | 86 | 31 | 65 (2025) | | | | |
| 31. | Marsh Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 12 | 36 | 12 | 26 | 10 | 24 (2024) | | | | |
| 32. | Icterine Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 33. | Savi's Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 34. | Grasshopper Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 1 | 1 | 2 (2025) | | | | |
| 35. | Blackcap | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 219 | 313 | 532 | 177 | 467 | 65 | 313 (2025) | | | | |
| 36. | Garden Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 13 | 28 | 9.3 | 24 | 4 | 15 (2024) | | | | |
| 37. | Lesser Whitethroat | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 11 | 28 | 9.3 | 22 | 6 | 17 (2024) | | | | |
| 38. | Whitethroat | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 39. | Firecrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 9 | 31 | 43 | 14.3 | 30 | 13 | 31 (2025) | | | | |
| 40. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 10 | 35 | 49 | 16.3 | 42 | 7 | 35 (2025) | | | | |
| 41. | Wren | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 41 | 32 | 74 | 24.7 | 40 | 34 | 41 (2024) | | | | |
| 42. | Short-toed Tree Creeper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 9 | 14 | 4.7 | 9 | 5 | 9 (2025) | | | | |
| 43. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 4 | 16 | 5.3 | 15 | 1 | 12 (2024) | | | | |
| 44. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 46 | 77 | 25.7 | 61 | 16 | 46 (2025) | | | | |
| 45. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 2 | 12 | 4 | 12 | 0 | 10 (2024) | | | | |
| 46. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 111 | 74 | 193 | 64 | 125 | 68 | 111 (2024) | | | | |
| 47. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 48. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 49. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 82 | 116 | 202 | 67 | 152 | 50 | 116 (2025) | | | | |
| 50. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| 51. | Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 3 | 0 | 2 (2025) | | | | |
| 52. | House Sparrow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 53. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 45 | 34 | 81 | 27 | 58 | 23 | 45 (2024) | | | | |
| 54. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 7 | 2.3 | 7 | 0 | 4 (2024) | | | | |
| 55. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 47 | 47 | 94 | 31.3 | 78 | 16 | 47 (2024) | | | | |
| 56. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 5 | 11 | 3.7 | 9 | 2 | 6 (2024) | | | | |
| 57. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 1 | 0 | 1 (2025) | | | | |
| 58. | Bullfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 59. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 126 | 172 | 298 | 99 | 249 | 49 | 172 (2025) | | | | |
| 60. | Mealy Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 5 | 1.7 | 5 | 0 | 5 (2024) | | | | |
| 61. | Lesser Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 62. | Goldfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 17 | 19 | 6.3 | 19 | 0 | 17 (2025) | | | | |
| 63. | Serin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 1 | 0 | 1 (2024) | | | | |
| 64. | Siskin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 2 | 0 | 2 (2024) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 111 | 1763 | 1900 | 3774 | 1258 | 2546 | 1228 | | |
| |
Observation hours |
| | | | | | | 12:20 | 398:20 | 359:00 | 769:40 | 256:33 | | | | |