Select until 27 February
Totals Herwijnen 2017 - 2026
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 1. | Canada Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 38 | 0 | 38 | 12.7 | 0 | 38 (2025) | | | | |
| 2. | Barnacle Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5369 | 91 | 5460 | 1820 | 0 | 5369 (2025) | | | | |
| 3. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 163 | 321 | 162 | 646 | 215 | 0 | 321 (2025) | | | | |
| 4. | goose sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 486 | 35 | 521 | 174 | 0 | 486 (2025) | | | | |
| 5. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 83 | 1670 | 532 | 2285 | 762 | 0 | 1670 (2025) | | | | |
| 6. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 53 | 0 | 53 | 17.7 | 0 | 53 (2025) | | | | |
| 7. | Whooper Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2025) | | | | |
| 8. | Shelduck | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 46 | 4 | 52 | 17.3 | 0 | 46 (2025) | | | | |
| 9. | Gadwall | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 9 | 3 | 0 | 9 (2025) | | | | |
| 10. | Wigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 98 | 0 | 98 | 32.7 | 0 | 98 (2025) | | | | |
| 11. | Tufted Duck | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 2.7 | 0 | 8 (2026) | | | | |
| 12. | Goosander | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 2 | 17 | 5.7 | 0 | 15 (2025) | | | | |
| 13. | Swift | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 13 | 4.3 | 0 | 13 (2025) | | | | |
| 14. | Stock Dove | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 232 | 16 | 248 | 83 | 0 | 232 (2025) | | | | |
| 15. | Woodpigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 996 | 2940 | 43 | 3979 | 1326 | 0 | 2940 (2025) | | | | |
| 16. | Collared Dove | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 2.3 | 0 | 7 (2025) | | | | |
| 17. | Great Crested Grebe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 18. | Avocet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 2.3 | 0 | 7 (2025) | | | | |
| 19. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 20. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2025) | | | | |
| 21. | Lapwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 593 | 540 | 7 | 1140 | 380 | 0 | 593 (2024) | | | | |
| 22. | Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 96 | 0 | 113 | 38 | 0 | 96 (2025) | | | | |
| 23. | Black-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 24. | Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 11 | 3.7 | 0 | 11 (2025) | | | | |
| 25. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 4 | 1.3 | 0 | 3 (2025) | | | | |
| 26. | Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2025) | | | | |
| 27. | wader sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 8 | 2.7 | 0 | 8 (2025) | | | | |
| 28. | Caspian Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2025) | | | | |
| 29. | Black Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 30. | Common Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 23 | 7.7 | 0 | 23 (2025) | | | | |
| 31. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 72 | 1700 | 0 | 1772 | 591 | 0 | 1700 (2025) | | | | |
| 32. | Common Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 16 | 5.3 | 0 | 16 (2025) | | | | |
| 33. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 23 | 0 | 27 | 9 | 0 | 23 (2025) | | | | |
| 34. | Great Black-backed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32 | 0 | 32 | 10.7 | 0 | 32 (2025) | | | | |
| 35. | Lesser Black-backed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 37 | 0 | 37 | 12.3 | 0 | 37 (2025) | | | | |
| 36. | White Stork | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 14 | 4.7 | 0 | 14 (2025) | | | | |
| 37. | Cormorant | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 227 | 0 | 227 | 76 | 0 | 227 (2025) | | | | |
| 38. | Spoonbill | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 12 | 4 | 0 | 12 (2025) | | | | |
| 39. | Little Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2025) | | | | |
| 40. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 16 | 0 | 21 | 7 | 0 | 16 (2025) | | | | |
| 41. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 10 | 3.3 | 0 | 10 (2025) | | | | |
| 42. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 43. | Osprey | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 44. | Honey Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 45. | Sparrowhawk | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 17 | 0 | 20 | 6.7 | 0 | 17 (2025) | | | | |
| 46. | Marsh Harrier | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 10 | 3.3 | 0 | 10 (2025) | | | | |
| 47. | White-tailed Eagle | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 2.3 | 0 | 7 (2025) | | | | |
| 48. | Common Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 75 | 0 | 85 | 28.3 | 0 | 75 (2025) | | | | |
| 49. | raptor sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 50. | Great Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| | Species | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Totals | Average | Present | Year Maximum | |
| 51. | Kestrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2025) | | | | |
| 52. | Red-footed Falcon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 53. | Hobby | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1 | 0 | 3 (2025) | | | | |
| 54. | Peregrine | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 55. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 6 | 2 | 0 | 6 (2025) | | | | |
| 56. | Jackdaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 124 | 9 | 148 | 49 | 0 | 124 (2025) | | | | |
| 57. | Rook | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 35 | 0 | 35 | 11.7 | 0 | 35 (2025) | | | | |
| 58. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 0 | 52 | 17.3 | 0 | 52 (2025) | | | | |
| 59. | Blue Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 114 | 0 | 114 | 38 | 0 | 114 (2025) | | | | |
| 60. | Great Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2025) | | | | |
| 61. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 0 | 9 | 3 | 0 | 8 (2025) | | | | |
| 62. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 165 | 526 | 1 | 692 | 231 | 0 | 526 (2025) | | | | |
| 63. | Sand Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 0 | 33 | 11 | 0 | 33 (2025) | | | | |
| 64. | Swallow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 814 | 0 | 814 | 271 | 0 | 814 (2025) | | | | |
| 65. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 35 | 0 | 35 | 11.7 | 0 | 35 (2025) | | | | |
| 66. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2671 | 7710 | 430 | 10811 | 3604 | 0 | 7710 (2025) | | | | |
| 67. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 31 | 0 | 35 | 11.7 | 0 | 31 (2025) | | | | |
| 68. | Mistle Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 69. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 320 | 615 | 0 | 935 | 312 | 0 | 615 (2025) | | | | |
| 70. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2024) | | | | |
| 71. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 543 | 9 | 562 | 187 | 0 | 543 (2025) | | | | |
| 72. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 73. | thrush sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 9 | 3 | 0 | 9 (2025) | | | | |
| 74. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 5 | 1.7 | 0 | 3 (2025) | | | | |
| 75. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 11 | 3.7 | 0 | 11 (2025) | | | | |
| 76. | Yellow wagtail sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 0 | 61 | 20.3 | 0 | 61 (2025) | | | | |
| 77. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 1.3 | 0 | 4 (2025) | | | | |
| 78. | White Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 57 | 0 | 61 | 20.3 | 0 | 57 (2025) | | | | |
| 79. | alba wagtail sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 83 | 1 | 84 | 28 | 0 | 83 (2025) | | | | |
| 80. | Motacilla (wagtail) sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 81. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 69 | 1568 | 0 | 1637 | 546 | 0 | 1568 (2025) | | | | |
| 82. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 6 | 2 | 0 | 6 (2025) | | | | |
| 83. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 547 | 4331 | 4 | 4882 | 1627 | 0 | 4331 (2025) | | | | |
| 84. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 183 | 0 | 199 | 66 | 0 | 183 (2025) | | | | |
| 85. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 5 | 1.7 | 0 | 5 (2025) | | | | |
| 86. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 29 | 0 | 32 | 10.7 | 0 | 29 (2025) | | | | |
| 87. | Linnet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 221 | 0 | 230 | 77 | 0 | 221 (2025) | | | | |
| 88. | Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 89. | Goldfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 2 | 31 | 10.3 | 0 | 29 (2025) | | | | |
| 90. | Siskin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 120 | 0 | 144 | 48 | 0 | 120 (2025) | | | | |
| 91. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 52 | 2 | 64 | 21.3 | 0 | 52 (2025) | | | | |
| 92. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 93. | passerine sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 38 | 0 | 38 | 12.7 | 0 | 38 (2025) | | | | |
| Other species |
| 1. | Bumblebee sp. | 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 | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 5820 | 31687 | 1359 | 38866 | 12955 | 0 | | |
| |
Observation hours |
| | | | | | | 8:50 | 85:09 | 1:07 | 95:06 | 31:42 | | | |