Select until 27 February
Totals Pont des Chats, Watermael-Boitsfort 2017 - 2026
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 1. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 2. | Anser sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 6 | 2 | 0 | 6 (2025) | | | | |
| 3. | Feral Pigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 4. | Stock Dove | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 51 | 0 | 82 | 27.3 | 0 | 51 (2025) | | | | |
| 5. | Woodpigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1239 | 788 | 0 | 2027 | 676 | 0 | 1239 (2024) | | | | |
| 6. | dove (Columba) sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 8 | 2.7 | 0 | 8 (2025) | | | | |
| 7. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 93 | 93 | 31 | 0 | 93 (2026) | | | | |
| 8. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 9. | Lapwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 62 | 0 | 107 | 36 | 0 | 62 (2025) | | | | |
| 10. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 6 | 2 | 0 | 6 (2024) | | | | |
| 11. | Black Stork | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 12. | White Stork | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 259 | 38 | 0 | 297 | 99 | 0 | 259 (2024) | | | | |
| 13. | Cormorant | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 69 | 130 | 0 | 199 | 66 | 0 | 130 (2025) | | | | |
| 14. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 1 | 0 | 13 | 4.3 | 0 | 12 (2024) | | | | |
| 15. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 10 | 2 | 21 | 7 | 0 | 10 (2025) | | | | |
| 16. | Osprey | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2024) | | | | |
| 17. | Honey Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 6 | 0 | 19 | 6.3 | 0 | 13 (2024) | | | | |
| 18. | Short-toed Eagle | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 19. | Sparrowhawk | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 13 | 1 | 18 | 6 | 1 | 13 (2025) | | | | |
| 20. | Goshawk | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 21. | Marsh Harrier | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 43 | 0 | 50 | 16.7 | 0 | 43 (2025) | | | | |
| 22. | Pallid Harrier | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 23. | Red Kite | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 6 | 2 | 0 | 5 (2025) | | | | |
| 24. | Black Kite | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 25. | Common Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 12 | 0 | 27 | 9 | 4 | 15 (2024) | | | | |
| 26. | Great Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 27. | Kestrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2025) | | | | |
| 28. | Merlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2025) | | | | |
| 29. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 42 | 0 | 42 | 14 | 0 | 42 (2025) | | | | |
| 30. | Rook | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 7 | 2.3 | 0 | 7 (2024) | | | | |
| 31. | Coal Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 8 | 2.7 | 0 | 8 (2025) | | | | |
| 32. | Blue Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 709 | 10 | 719 | 240 | 0 | 709 (2025) | | | | |
| 33. | Great Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 34. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 34 | 5 | 72 | 24 | 1 | 34 (2025) | | | | |
| 35. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 533 | 330 | 0 | 863 | 288 | 0 | 533 (2024) | | | | |
| 36. | Swallow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 563 | 0 | 568 | 189 | 0 | 563 (2025) | | | | |
| 37. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 205 | 0 | 205 | 68 | 0 | 205 (2025) | | | | |
| 38. | Long-tailed Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 13 | 4.3 | 0 | 13 (2025) | | | | |
| 39. | Regulus sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 7 | 2.3 | 0 | 6 (2025) | | | | |
| 40. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
| 41. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 874 | 613 | 160 | 1647 | 549 | 0 | 874 (2024) | | | | |
| 42. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 60 | 0 | 80 | 26.7 | 0 | 60 (2025) | | | | |
| 43. | Mistle Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 13 | 0 | 15 | 5 | 0 | 13 (2025) | | | | |
| 44. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 125 | 204 | 0 | 329 | 110 | 0 | 204 (2025) | | | | |
| 45. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 14 | 0 | 27 | 9 | 0 | 14 (2025) | | | | |
| 46. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 20 | 0 | 21 | 7 | 0 | 20 (2025) | | | | |
| 47. | thrush sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 62 | 0 | 69 | 23 | 0 | 62 (2025) | | | | |
| 48. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 49. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 67 | 0 | 95 | 31.7 | 0 | 67 (2025) | | | | |
| 50. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 51. | White Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 23 | 0 | 52 | 17.3 | 0 | 29 (2024) | | | | |
| 52. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 46 | 49 | 0 | 95 | 31.7 | 0 | 49 (2025) | | | | |
| 53. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 1 | 0 | 7 | 2.3 | 0 | 6 (2024) | | | | |
| 54. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4312 | 2279 | 40 | 6631 | 2210 | 0 | 4312 (2024) | | | | |
| 55. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 341 | 0 | 341 | 114 | 0 | 341 (2025) | | | | |
| 56. | Chaffinch/Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 72 | 318 | 0 | 390 | 130 | 0 | 318 (2025) | | | | |
| 57. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 75 | 14 | 0 | 89 | 29.7 | 1 | 75 (2024) | | | | |
| 58. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 9 | 3 | 0 | 7 (2025) | | | | |
| 59. | Linnet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 9 | 0 | 31 | 10.3 | 0 | 22 (2024) | | | | |
| 60. | Crossbill | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 61. | Goldfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 5 | 0 | 11 | 3.7 | 0 | 6 (2024) | | | | |
| 62. | Serin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 63. | Siskin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 74 | 61 | 0 | 135 | 45 | 0 | 74 (2024) | | | | |
| 64. | Snow Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 65. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 11 | 0 | 23 | 7.7 | 0 | 12 (2024) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 8021 | 7275 | 311 | 15607 | 5202 | 7 | | |
| |
Observation hours |
| | | | | | | 22:42 | 33:44 | 1:09 | 57:35 | 19:12 | | | |