Select until 13 January
Totals Abcoude A2 (nacht) 2017 - 2026
| Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |||||
| 1. | Canada Goose | 0 | 0 | 5 | 19 | 23 | 19 | 16 | 17 | 26 | 0 | 125 | 16 | 0 | 26 (2025) | ||||
| 2. | Barnacle Goose | 0 | 0 | 0 | 70 | 295 | 33 | 80 | 20 | 56 | 0 | 554 | 69 | 0 | 295 (2021) | ||||
| 3. | Greylag Goose | 0 | 0 | 3 | 114 | 32 | 143 | 45 | 27 | 61 | 7 | 432 | 54 | 0 | 143 (2022) | ||||
| 4. | Eurasian White-fronted Goose | 0 | 0 | 0 | 74 | 28 | 125 | 15 | 74 | 674 | 18 | 1008 | 126 | 0 | 674 (2025) | ||||
| 5. | Mute Swan | 0 | 0 | 0 | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 8 | 1 | 0 | 4 (2021) | ||||
| 6. | Egyptian Goose | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 0 | 2 | 0 | 8 | 1 | 0 | 3 (2022) | ||||
| 7. | Shelduck | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 3 | 0.4 | 0 | 2 (2022) | ||||
| 8. | Shoveler | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0 | 0 | 6 | 0.8 | 0 | 5 (2024) | ||||
| 9. | Gadwall | 0 | 0 | 4 | 37 | 36 | 82 | 52 | 30 | 65 | 0 | 306 | 38 | 15 | 82 (2022) | ||||
| 10. | Wigeon | 0 | 0 | 6 | 95 | 34 | 100 | 37 | 13 | 35 | 0 | 320 | 40 | 0 | 100 (2022) | ||||
| 11. | Mallard | 0 | 0 | 1 | 20 | 16 | 48 | 21 | 13 | 13 | 0 | 132 | 17 | 30 | 48 (2022) | ||||
| 12. | Teal | 0 | 0 | 0 | 1 | 6 | 14 | 5 | 0 | 4 | 0 | 30 | 3.8 | 0 | 14 (2022) | ||||
| 13. | duck sp. | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 14. | Tufted Duck | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 15. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2025) | ||||
| 16. | Pheasant | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 17. | Quail | 0 | 0 | 0 | 1 | 2 | 3 | 2 | 5 | 4 | 0 | 17 | 2.1 | 0 | 5 (2024) | ||||
| 18. | Cuckoo | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.3 | 0 | 2 (2024) | ||||
| 19. | Water Rail | 0 | 0 | 0 | 19 | 18 | 54 | 37 | 62 | 29 | 0 | 219 | 27 | 0 | 62 (2024) | ||||
| 20. | Spotted Crake | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 3 | 0 | 0 | 7 | 0.9 | 0 | 3 (2022) | ||||
| 21. | Moorhen | 0 | 0 | 0 | 9 | 27 | 28 | 13 | 7 | 8 | 0 | 92 | 11.5 | 0 | 28 (2022) | ||||
| 22. | Coot | 0 | 0 | 1 | 17 | 14 | 45 | 32 | 12 | 5 | 0 | 126 | 16 | 0 | 45 (2022) | ||||
| 23. | Baillon's Crake | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 24. | Crane | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2022) | ||||
| 25. | Little Grebe | 0 | 0 | 0 | 4 | 1 | 5 | 5 | 8 | 5 | 0 | 28 | 3.5 | 0 | 8 (2024) | ||||
| 26. | Oystercatcher | 0 | 0 | 2 | 23 | 5 | 23 | 44 | 6 | 25 | 0 | 128 | 16 | 0 | 44 (2023) | ||||
| 27. | Avocet | 0 | 0 | 0 | 2 | 11 | 11 | 8 | 3 | 6 | 0 | 41 | 5.1 | 0 | 11 (2021) | ||||
| 28. | Grey Plover | 0 | 0 | 0 | 6 | 0 | 4 | 2 | 3 | 5 | 0 | 20 | 2.5 | 0 | 6 (2020) | ||||
| 29. | Golden Plover | 0 | 0 | 4 | 9 | 18 | 41 | 26 | 15 | 13 | 0 | 126 | 16 | 0 | 41 (2022) | ||||
| 30. | Ringed Plover | 0 | 0 | 3 | 5 | 11 | 11 | 24 | 20 | 11 | 0 | 85 | 10.6 | 0 | 24 (2023) | ||||
| 31. | Little Ringed Plover | 0 | 0 | 2 | 17 | 13 | 16 | 8 | 14 | 6 | 0 | 76 | 9.5 | 0 | 17 (2020) | ||||
| 32. | Lapwing | 0 | 0 | 0 | 22 | 3 | 9 | 13 | 0 | 14 | 0 | 61 | 7.6 | 1 | 22 (2020) | ||||
| 33. | Whimbrel | 0 | 0 | 0 | 12 | 9 | 21 | 11 | 19 | 18 | 0 | 90 | 11.3 | 0 | 21 (2022) | ||||
| 34. | Curlew | 0 | 0 | 0 | 24 | 19 | 26 | 11 | 64 | 17 | 0 | 161 | 20 | 0 | 64 (2024) | ||||
| 35. | Bar-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 36. | Black-tailed Godwit | 0 | 0 | 0 | 0 | 5 | 2 | 2 | 1 | 0 | 0 | 10 | 1.3 | 0 | 5 (2021) | ||||
| 37. | Snipe | 0 | 0 | 0 | 18 | 26 | 56 | 26 | 7 | 14 | 0 | 147 | 18 | 0 | 56 (2022) | ||||
| 38. | Common Sandpiper | 0 | 0 | 14 | 109 | 104 | 101 | 59 | 140 | 101 | 0 | 628 | 79 | 0 | 140 (2024) | ||||
| 39. | Green Sandpiper | 0 | 0 | 1 | 15 | 25 | 16 | 11 | 30 | 18 | 0 | 116 | 15 | 0 | 30 (2024) | ||||
| 40. | Wood Sandpiper | 0 | 0 | 1 | 1 | 1 | 2 | 0 | 2 | 2 | 0 | 9 | 1.1 | 0 | 2 (2022) | ||||
| 41. | Redshank | 0 | 0 | 4 | 22 | 11 | 20 | 21 | 39 | 12 | 0 | 129 | 16 | 0 | 39 (2024) | ||||
| 42. | Spotted Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 0.3 | 0 | 1 (2023) | ||||
| 43. | Greenshank | 0 | 0 | 0 | 8 | 0 | 2 | 7 | 4 | 12 | 0 | 33 | 4.1 | 0 | 12 (2025) | ||||
| 44. | Turnstone | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0 | 0 | 6 | 0.8 | 0 | 5 (2024) | ||||
| 45. | wader sp. | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 10 | 1.3 | 0 | 10 (2023) | ||||
| 46. | Curlew Sandpiper | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2021) | ||||
| 47. | Dunlin | 0 | 0 | 0 | 0 | 5 | 10 | 7 | 3 | 10 | 0 | 35 | 4.4 | 0 | 10 (2022) | ||||
| 48. | Caspian Tern | 0 | 0 | 0 | 2 | 0 | 5 | 0 | 2 | 1 | 0 | 10 | 1.3 | 0 | 5 (2022) | ||||
| 49. | Common Tern | 0 | 0 | 0 | 2 | 2 | 1 | 3 | 0 | 2 | 0 | 10 | 1.3 | 0 | 3 (2023) | ||||
| 50. | Black-headed Gull | 0 | 0 | 0 | 6 | 14 | 14 | 13 | 19 | 7 | 0 | 73 | 9.1 | 0 | 19 (2024) | ||||
| Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |||||
| 51. | Mediterranean Gull | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 5 | 0 | 0 | 7 | 0.9 | 0 | 5 (2024) | ||||
| 52. | Common Gull | 0 | 0 | 0 | 0 | 4 | 8 | 3 | 7 | 2 | 0 | 24 | 3 | 0 | 8 (2022) | ||||
| 53. | Herring Gull | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 3 | 0.4 | 0 | 1 (2021) | ||||
| 54. | Lesser Black-backed Gull | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 3 | 0 | 0 | 7 | 0.9 | 0 | 3 (2024) | ||||
| 55. | Laridae sp. | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0.3 | 0 | 1 (2021) | ||||
| 56. | Bittern | 0 | 0 | 0 | 4 | 3 | 5 | 3 | 7 | 8 | 1 | 31 | 3.9 | 0 | 8 (2025) | ||||
| 57. | Little Bittern | 0 | 0 | 0 | 1 | 1 | 0 | 3 | 2 | 1 | 0 | 8 | 1 | 0 | 3 (2023) | ||||
| 58. | Night Heron | 0 | 0 | 0 | 0 | 1 | 4 | 1 | 2 | 2 | 0 | 10 | 1.3 | 0 | 4 (2022) | ||||
| 59. | heron sp. | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 10 | 1.3 | 0 | 10 (2022) | ||||
| 60. | Grey Heron | 0 | 0 | 4 | 64 | 29 | 70 | 46 | 65 | 109 | 0 | 387 | 48 | 0 | 109 (2025) | ||||
| 61. | Purple Heron | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 0 | 5 | 0.6 | 0 | 3 (2022) | ||||
| 62. | Barn Owl | 0 | 0 | 0 | 12 | 16 | 8 | 3 | 2 | 0 | 0 | 41 | 5.1 | 0 | 16 (2021) | ||||
| 63. | Little Owl | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 0 | 0 | 0 | 5 | 0.6 | 0 | 3 (2022) | ||||
| 64. | Long-eared Owl | 0 | 0 | 0 | 1 | 2 | 2 | 4 | 0 | 0 | 0 | 9 | 1.1 | 0 | 4 (2023) | ||||
| 65. | Tawny Owl | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 1 | 2 | 0 | 8 | 1 | 1 | 4 (2023) | ||||
| 66. | Kingfisher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2025) | ||||
| 67. | Magpie | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 68. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 30 | 3.8 | 0 | 30 (2025) | ||||
| 69. | Carrion Crow | 0 | 0 | 0 | 1 | 2 | 2 | 0 | 1 | 0 | 0 | 6 | 0.8 | 0 | 2 (2021) | ||||
| 70. | Raven | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2020) | ||||
| 71. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0.3 | 0 | 1 (2022) | ||||
| 72. | Skylark | 0 | 0 | 0 | 3 | 4 | 4 | 2 | 0 | 0 | 0 | 13 | 1.6 | 0 | 4 (2021) | ||||
| 73. | Swallow | 0 | 0 | 0 | 3 | 1 | 10 | 18 | 9 | 0 | 0 | 41 | 5.1 | 0 | 18 (2023) | ||||
| 74. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 75. | Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 76. | Blackcap | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 77. | Firecrest | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0.3 | 0 | 1 (2022) | ||||
| 78. | Goldcrest | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 0 | 5 | 0.6 | 0 | 2 (2020) | ||||
| 79. | Song Thrush | 0 | 0 | 53 | 652 | 44 | 3672 | 2956 | 564 | 1334 | 0 | 9275 | 1159 | 9 | 3672 (2022) | ||||
| 80. | Redwing | 0 | 0 | 32 | 257 | 18 | 3522 | 1110 | 306 | 735 | 22 | 6002 | 750 | 0 | 3522 (2022) | ||||
| 81. | Blackbird | 0 | 0 | 1 | 58 | 58 | 425 | 265 | 19 | 14 | 0 | 840 | 105 | 0 | 425 (2022) | ||||
| 82. | Fieldfare | 0 | 0 | 0 | 5 | 2 | 3 | 4 | 0 | 1 | 0 | 15 | 1.9 | 0 | 5 (2020) | ||||
| 83. | thrush sp. | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0.4 | 0 | 3 (2021) | ||||
| 84. | Spotted Flycatcher | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 4 | 0.5 | 0 | 2 (2025) | ||||
| 85. | flycatcher sp. | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 86. | Robin | 0 | 0 | 1 | 65 | 41 | 35 | 19 | 3 | 13 | 0 | 177 | 22 | 0 | 65 (2020) | ||||
| 87. | Pied Flycatcher | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 1 | 0 | 0 | 5 | 0.6 | 0 | 2 (2022) | ||||
| 88. | Black Redstart | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 89. | Stonechat | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 90. | Tree Sparrow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 91. | Dunnock | 0 | 0 | 0 | 0 | 4 | 3 | 1 | 0 | 3 | 0 | 11 | 1.4 | 0 | 4 (2021) | ||||
| 92. | Blue-headed Wagtail | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 7 | 2 | 0 | 15 | 1.9 | 0 | 7 (2024) | ||||
| 93. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0.3 | 0 | 1 (2023) | ||||
| 94. | Tree Pipit | 0 | 0 | 3 | 3 | 7 | 15 | 10 | 25 | 11 | 0 | 74 | 9.3 | 0 | 25 (2024) | ||||
| 95. | Water Pipit | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 96. | Chaffinch | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 3 | 0.4 | 0 | 2 (2021) | ||||
| 97. | Brambling | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 98. | Hawfinch | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 1 (2021) | ||||
| 99. | Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 100. | Lapland Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |||||
| 101. | Ortolan Bunting | 0 | 0 | 2 | 6 | 2 | 2 | 8 | 7 | 3 | 0 | 30 | 3.8 | 0 | 8 (2023) | ||||
| 102. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2025) | ||||
| 103. | Species unidentified | 0 | 0 | 4 | 20 | 15 | 14 | 14 | 6 | 0 | 0 | 73 | 9.1 | 0 | 20 (2020) | ||||
| Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |||||
| Totals | 0 | 0 | 151 | 1947 | 1095 | 8938 | 5159 | 1745 | 3560 | 48 | 22643 | 2830 | 56 | ||||||
| Observation hours | 101:49 | 1,138:42 | 779:00 | 1,534:25 | 770:35 | 626:07 | 949:12 | 22:50 | 5,922:40 | 740:20 | |||||||||
