Select until 23 November
Totals Abcoude A2 (nacht) 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 1. | Canada Goose | 0 | 0 | 0 | 5 | 19 | 23 | 19 | 16 | 17 | 25 | 124 | 18 | 0 | 25 (2025) | ||||
| 2. | Barnacle Goose | 0 | 0 | 0 | 0 | 70 | 295 | 33 | 80 | 20 | 22 | 520 | 74 | 0 | 295 (2021) | ||||
| 3. | Greylag Goose | 0 | 0 | 0 | 3 | 114 | 32 | 143 | 45 | 27 | 60 | 424 | 61 | 0 | 143 (2022) | ||||
| 4. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 74 | 28 | 125 | 15 | 74 | 33 | 349 | 50 | 0 | 125 (2022) | ||||
| 5. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 0 | 0 | 0 | 8 | 1.1 | 0 | 4 (2021) | ||||
| 6. | Egyptian Goose | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 0 | 0 | 6 | 0.9 | 0 | 3 (2022) | ||||
| 7. | Shelduck | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 3 | 0.4 | 0 | 2 (2022) | ||||
| 8. | Shoveler | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0 | 6 | 0.9 | 0 | 5 (2024) | ||||
| 9. | Gadwall | 0 | 0 | 0 | 4 | 37 | 36 | 82 | 52 | 30 | 60 | 301 | 43 | 15 | 82 (2022) | ||||
| 10. | Wigeon | 0 | 0 | 0 | 6 | 95 | 34 | 100 | 37 | 13 | 22 | 307 | 44 | 0 | 100 (2022) | ||||
| 11. | Mallard | 0 | 0 | 0 | 1 | 20 | 16 | 48 | 21 | 13 | 10 | 129 | 18 | 30 | 48 (2022) | ||||
| 12. | Teal | 0 | 0 | 0 | 0 | 1 | 6 | 14 | 5 | 0 | 2 | 28 | 4 | 0 | 14 (2022) | ||||
| 13. | duck sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 14. | Tufted Duck | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 15. | Pheasant | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 16. | Quail | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 2 | 5 | 4 | 17 | 2.4 | 0 | 5 (2024) | ||||
| 17. | Cuckoo | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.3 | 0 | 2 (2024) | ||||
| 18. | Water Rail | 0 | 0 | 0 | 0 | 19 | 18 | 54 | 37 | 62 | 29 | 219 | 31 | 0 | 62 (2024) | ||||
| 19. | Spotted Crake | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 3 | 0 | 7 | 1 | 0 | 3 (2022) | ||||
| 20. | Moorhen | 0 | 0 | 0 | 0 | 9 | 27 | 28 | 13 | 7 | 8 | 92 | 13.1 | 0 | 28 (2022) | ||||
| 21. | Coot | 0 | 0 | 0 | 1 | 17 | 14 | 45 | 32 | 12 | 5 | 126 | 18 | 0 | 45 (2022) | ||||
| 22. | Baillon's Crake | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 23. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2022) | ||||
| 24. | Little Grebe | 0 | 0 | 0 | 0 | 4 | 1 | 5 | 5 | 8 | 5 | 28 | 4 | 0 | 8 (2024) | ||||
| 25. | Oystercatcher | 0 | 0 | 0 | 2 | 23 | 5 | 23 | 44 | 6 | 24 | 127 | 18 | 0 | 44 (2023) | ||||
| 26. | Avocet | 0 | 0 | 0 | 0 | 2 | 11 | 11 | 8 | 3 | 6 | 41 | 5.9 | 0 | 11 (2021) | ||||
| 27. | Grey Plover | 0 | 0 | 0 | 0 | 6 | 0 | 4 | 2 | 3 | 5 | 20 | 2.9 | 0 | 6 (2020) | ||||
| 28. | Golden Plover | 0 | 0 | 0 | 4 | 9 | 18 | 41 | 26 | 15 | 10 | 123 | 18 | 0 | 41 (2022) | ||||
| 29. | Ringed Plover | 0 | 0 | 0 | 3 | 5 | 11 | 11 | 24 | 20 | 11 | 85 | 12.1 | 0 | 24 (2023) | ||||
| 30. | Little Ringed Plover | 0 | 0 | 0 | 2 | 17 | 13 | 16 | 8 | 14 | 6 | 76 | 10.9 | 0 | 17 (2020) | ||||
| 31. | Lapwing | 0 | 0 | 0 | 0 | 22 | 3 | 9 | 13 | 0 | 14 | 61 | 8.7 | 1 | 22 (2020) | ||||
| 32. | Whimbrel | 0 | 0 | 0 | 0 | 12 | 9 | 21 | 11 | 19 | 18 | 90 | 12.9 | 0 | 21 (2022) | ||||
| 33. | Curlew | 0 | 0 | 0 | 0 | 24 | 19 | 26 | 11 | 64 | 17 | 161 | 23 | 0 | 64 (2024) | ||||
| 34. | Bar-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 35. | Black-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 5 | 2 | 2 | 1 | 0 | 10 | 1.4 | 0 | 5 (2021) | ||||
| 36. | Snipe | 0 | 0 | 0 | 0 | 18 | 26 | 56 | 26 | 7 | 9 | 142 | 20 | 0 | 56 (2022) | ||||
| 37. | Common Sandpiper | 0 | 0 | 0 | 14 | 109 | 104 | 101 | 59 | 140 | 101 | 628 | 90 | 0 | 140 (2024) | ||||
| 38. | Green Sandpiper | 0 | 0 | 0 | 1 | 15 | 25 | 16 | 11 | 30 | 18 | 116 | 17 | 0 | 30 (2024) | ||||
| 39. | Wood Sandpiper | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 0 | 2 | 2 | 9 | 1.3 | 0 | 2 (2022) | ||||
| 40. | Redshank | 0 | 0 | 0 | 4 | 22 | 11 | 20 | 21 | 39 | 12 | 129 | 18 | 0 | 39 (2024) | ||||
| 41. | Spotted Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.3 | 0 | 1 (2023) | ||||
| 42. | Greenshank | 0 | 0 | 0 | 0 | 8 | 0 | 2 | 7 | 4 | 12 | 33 | 4.7 | 0 | 12 (2025) | ||||
| 43. | Turnstone | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0 | 6 | 0.9 | 0 | 5 (2024) | ||||
| 44. | wader sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 10 | 1.4 | 0 | 10 (2023) | ||||
| 45. | Curlew Sandpiper | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2021) | ||||
| 46. | Dunlin | 0 | 0 | 0 | 0 | 0 | 5 | 10 | 7 | 3 | 9 | 34 | 4.9 | 0 | 10 (2022) | ||||
| 47. | Caspian Tern | 0 | 0 | 0 | 0 | 2 | 0 | 5 | 0 | 2 | 1 | 10 | 1.4 | 0 | 5 (2022) | ||||
| 48. | Common Tern | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 3 | 0 | 2 | 10 | 1.4 | 0 | 3 (2023) | ||||
| 49. | Black-headed Gull | 0 | 0 | 0 | 0 | 6 | 14 | 14 | 13 | 19 | 6 | 72 | 10.3 | 0 | 19 (2024) | ||||
| 50. | Mediterranean Gull | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 5 | 0 | 7 | 1 | 0 | 5 (2024) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 51. | Common Gull | 0 | 0 | 0 | 0 | 0 | 4 | 8 | 3 | 7 | 2 | 24 | 3.4 | 0 | 8 (2022) | ||||
| 52. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 3 | 0.4 | 0 | 1 (2021) | ||||
| 53. | Lesser Black-backed Gull | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 3 | 0 | 7 | 1 | 0 | 3 (2024) | ||||
| 54. | Laridae sp. | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0.3 | 0 | 1 (2021) | ||||
| 55. | Bittern | 0 | 0 | 0 | 0 | 4 | 3 | 5 | 3 | 7 | 8 | 30 | 4.3 | 0 | 8 (2025) | ||||
| 56. | Little Bittern | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 3 | 2 | 1 | 8 | 1.1 | 0 | 3 (2023) | ||||
| 57. | Night Heron | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 1 | 2 | 2 | 10 | 1.4 | 0 | 4 (2022) | ||||
| 58. | heron sp. | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 10 | 1.4 | 0 | 10 (2022) | ||||
| 59. | Grey Heron | 0 | 0 | 0 | 4 | 64 | 29 | 70 | 46 | 65 | 101 | 379 | 54 | 0 | 101 (2025) | ||||
| 60. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 5 | 0.7 | 0 | 3 (2022) | ||||
| 61. | Barn Owl | 0 | 0 | 0 | 0 | 12 | 16 | 8 | 3 | 2 | 0 | 41 | 5.9 | 0 | 16 (2021) | ||||
| 62. | Little Owl | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 0 | 0 | 5 | 0.7 | 0 | 3 (2022) | ||||
| 63. | Long-eared Owl | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 4 | 0 | 0 | 9 | 1.3 | 0 | 4 (2023) | ||||
| 64. | Tawny Owl | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 1 | 2 | 8 | 1.1 | 1 | 4 (2023) | ||||
| 65. | Kingfisher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2025) | ||||
| 66. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 67. | Carrion Crow | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 0 | 1 | 0 | 6 | 0.9 | 0 | 2 (2021) | ||||
| 68. | Raven | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2020) | ||||
| 69. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0.3 | 0 | 1 (2022) | ||||
| 70. | Skylark | 0 | 0 | 0 | 0 | 3 | 4 | 4 | 2 | 0 | 0 | 13 | 1.9 | 0 | 4 (2021) | ||||
| 71. | Swallow | 0 | 0 | 0 | 0 | 3 | 1 | 10 | 18 | 9 | 0 | 41 | 5.9 | 0 | 18 (2023) | ||||
| 72. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 73. | Reed Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 74. | Blackcap | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2022) | ||||
| 75. | Firecrest | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0.3 | 0 | 1 (2022) | ||||
| 76. | Goldcrest | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 5 | 0.7 | 0 | 2 (2020) | ||||
| 77. | Song Thrush | 0 | 0 | 0 | 53 | 652 | 44 | 3672 | 2956 | 564 | 1324 | 9265 | 1324 | 9 | 3672 (2022) | ||||
| 78. | Redwing | 0 | 0 | 0 | 32 | 257 | 18 | 3522 | 1110 | 306 | 620 | 5865 | 838 | 0 | 3522 (2022) | ||||
| 79. | Blackbird | 0 | 0 | 0 | 1 | 58 | 58 | 425 | 265 | 19 | 14 | 840 | 120 | 0 | 425 (2022) | ||||
| 80. | Fieldfare | 0 | 0 | 0 | 0 | 5 | 2 | 3 | 4 | 0 | 1 | 15 | 2.1 | 0 | 5 (2020) | ||||
| 81. | thrush sp. | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0.4 | 0 | 3 (2021) | ||||
| 82. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 4 | 0.6 | 0 | 2 (2025) | ||||
| 83. | flycatcher sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 84. | Robin | 0 | 0 | 0 | 1 | 65 | 41 | 35 | 19 | 3 | 13 | 177 | 25 | 0 | 65 (2020) | ||||
| 85. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 1 | 0 | 5 | 0.7 | 0 | 2 (2022) | ||||
| 86. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 87. | Stonechat | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 88. | Tree Sparrow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2024) | ||||
| 89. | Dunnock | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 1 | 0 | 3 | 11 | 1.6 | 0 | 4 (2021) | ||||
| 90. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 7 | 2 | 15 | 2.1 | 0 | 7 (2024) | ||||
| 91. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0.3 | 0 | 1 (2023) | ||||
| 92. | Tree Pipit | 0 | 0 | 0 | 3 | 3 | 7 | 15 | 10 | 25 | 11 | 74 | 10.6 | 0 | 25 (2024) | ||||
| 93. | Water Pipit | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 94. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 3 | 0.4 | 0 | 2 (2021) | ||||
| 95. | Brambling | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2021) | ||||
| 96. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0.3 | 0 | 1 (2021) | ||||
| 97. | Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 98. | Lapland Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2023) | ||||
| 99. | Ortolan Bunting | 0 | 0 | 0 | 2 | 6 | 2 | 2 | 8 | 7 | 3 | 30 | 4.3 | 0 | 8 (2023) | ||||
| 100. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2025) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 101. | Species unidentified | 0 | 0 | 0 | 4 | 20 | 15 | 14 | 14 | 6 | 0 | 73 | 10.4 | 0 | 20 (2020) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| Totals | 0 | 0 | 0 | 151 | 1947 | 1095 | 8938 | 5159 | 1745 | 2683 | 21718 | 3103 | 56 | ||||||
| Observation hours | 101:49 | 1,138:42 | 779:00 | 1,534:25 | 770:35 | 626:07 | 872:25 | 5,823:03 | 831:52 | ||||||||||
