Also present
Totals Ketelbrug/Kamperhoek 2025
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Canada Goose | 0 | 0 | 10 | 3 | 13 | 6 | 7 | 5 ( 9 Mar) | 15 | 4 | 9 Mar | 7 Apr | ||||
| 2. | Barnacle Goose | 41 | 522 | 189 | 5 | 757 | 94 | 663 | 224 (23 Feb) | 63 | 17 | 1 Jan | 8 Apr | ||||
| 3. | Bar-headed Goose | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (21 Mar) | 4 | 1 | 21 Mar | 21 Mar | ||||
| 4. | Greylag Goose | 105 | 1845 | 1616 | 110 | 3676 | 197 | 3479 | 1197 (23 Feb) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 5. | Bean Goose sp. | 73 | 42 | 0 | 0 | 115 | 73 | 42 | 73 ( 1 Jan) | 11 | 3 | 1 Jan | 23 Feb | ||||
| 6. | Eurasian White-fronted Goose | 251 | 10058 | 20765 | 75 | 31149 | 2618 | 28531 | 15368 (20 Mar) | 93 | 25 | 1 Jan | 9 Apr | ||||
| 7. | Mute Swan | 0 | 1 | 15 | 13 | 29 | 5 | 24 | 9 ( 8 Mar) | 33 | 9 | 23 Feb | 7 Apr | ||||
| 8. | Whooper Swan | 0 | 3 | 2 | 0 | 5 | 0 | 5 | 3 (23 Feb) | 7 | 2 | 23 Feb | 6 Mar | ||||
| 9. | Egyptian Goose | 4 | 8 | 93 | 74 | 179 | 37 | 142 | 29 ( 9 Mar) | 89 | 24 | 1 Jan | 9 Apr | ||||
| 10. | Shelduck | 0 | 2 | 22 | 31 | 55 | 4 | 51 | 9 ( 7 Apr) | 52 | 14 | 23 Feb | 8 Apr | ||||
| 11. | Ruddy Shelduck | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (28 Mar) | 4 | 1 | 28 Mar | 28 Mar | ||||
| 12. | Shoveler | 0 | 0 | 25 | 119 | 144 | 3 | 141 | 60 ( 7 Apr) | 41 | 11 | 20 Mar | 8 Apr | ||||
| 13. | Gadwall | 33 | 27 | 31 | 31 | 122 | 55 | 67 | 33 ( 1 Jan) | 74 | 20 | 1 Jan | 9 Apr | ||||
| 14. | Wigeon | 0 | 2 | 65 | 0 | 67 | 0 | 67 | 31 (21 Mar) | 22 | 6 | 23 Feb | 22 Mar | ||||
| 15. | Mallard | 40 | 1 | 80 | 48 | 169 | 60 | 109 | 40 ( 1 Jan) | 81 | 22 | 1 Jan | 9 Apr | ||||
| 16. | Pintail | 0 | 0 | 8 | 0 | 8 | 1 | 7 | 3 (23 Mar) | 15 | 4 | 7 Mar | 23 Mar | ||||
| 17. | Pochard | 0 | 2 | 24 | 4 | 30 | 3 | 27 | 9 ( 7 Mar) | 41 | 11 | 23 Feb | 5 Apr | ||||
| 18. | Tufted Duck | 121 | 3 | 41 | 34 | 199 | 86 | 113 | 121 ( 1 Jan) | 63 | 17 | 1 Jan | 9 Apr | ||||
| 19. | Goldeneye | 19 | 0 | 20 | 1 | 40 | 17 | 23 | 19 ( 1 Jan) | 30 | 8 | 1 Jan | 5 Apr | ||||
| 20. | Goosander | 13 | 34 | 93 | 49 | 189 | 31 | 158 | 24 (21 Mar) | 67 | 18 | 1 Jan | 6 Apr | ||||
| 21. | Red-breasted Merganser | 8 | 1 | 0 | 2 | 11 | 8 | 3 | 8 ( 1 Jan) | 15 | 4 | 1 Jan | 6 Apr | ||||
| 22. | Stock Dove | 2 | 87 | 131 | 26 | 246 | 10 | 236 | 43 (21 Feb) | 85 | 23 | 1 Jan | 6 Apr | ||||
| 23. | Woodpigeon | 12 | 78 | 4627 | 2351 | 7068 | 77 | 6991 | 1605 ( 4 Apr) | 96 | 26 | 1 Jan | 8 Apr | ||||
| 24. | Collared Dove | 0 | 0 | 6 | 6 | 12 | 3 | 9 | 2 (19 Mar) | 37 | 10 | 7 Mar | 7 Apr | ||||
| 25. | Great Crested Grebe | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 3 Apr) | 4 | 1 | 3 Apr | 3 Apr | ||||
| 26. | Oystercatcher | 0 | 12 | 27 | 71 | 110 | 18 | 92 | 28 ( 4 Apr) | 70 | 19 | 21 Feb | 9 Apr | ||||
| 27. | Golden Plover | 0 | 222 | 2106 | 201 | 2529 | 152 | 2377 | 618 ( 9 Mar) | 70 | 19 | 21 Feb | 8 Apr | ||||
| 28. | Ringed Plover | 0 | 1 | 2 | 2 | 5 | 0 | 5 | 2 (22 Mar) | 15 | 4 | 23 Feb | 8 Apr | ||||
| 29. | Little Ringed Plover | 0 | 0 | 9 | 14 | 23 | 0 | 23 | 5 (23 Mar) | 33 | 9 | 9 Mar | 8 Apr | ||||
| 30. | Lapwing | 0 | 3643 | 385 | 62 | 4090 | 149 | 3941 | 3282 (23 Feb) | 93 | 25 | 5 Feb | 8 Apr | ||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Whimbrel | 0 | 0 | 0 | 78 | 78 | 0 | 78 | 30 ( 5 Apr) | 26 | 7 | 3 Apr | 9 Apr | ||||
| 32. | Curlew | 0 | 37 | 24 | 4 | 65 | 1 | 64 | 28 (23 Feb) | 56 | 15 | 21 Feb | 8 Apr | ||||
| 33. | Black-tailed Godwit | 0 | 2 | 41 | 12 | 55 | 3 | 52 | 12 (21 Mar) | 48 | 13 | 23 Feb | 6 Apr | ||||
| 34. | Snipe | 0 | 15 | 45 | 9 | 69 | 3 | 66 | 18 (22 Mar) | 52 | 14 | 16 Feb | 8 Apr | ||||
| 35. | Green Sandpiper | 0 | 2 | 10 | 266 | 278 | 0 | 278 | 59 ( 6 Apr) | 44 | 12 | 21 Feb | 9 Apr | ||||
| 36. | Redshank | 0 | 0 | 7 | 22 | 29 | 2 | 27 | 8 ( 4 Apr) | 44 | 12 | 6 Mar | 8 Apr | ||||
| 37. | Greenshank | 0 | 0 | 0 | 6 | 6 | 0 | 6 | 3 ( 6 Apr) | 7 | 2 | 6 Apr | 9 Apr | ||||
| 38. | Ruff | 0 | 0 | 10 | 7 | 17 | 1 | 16 | 8 (28 Mar) | 26 | 7 | 7 Mar | 8 Apr | ||||
| 39. | Black Tern | 0 | 0 | 0 | 4 | 4 | 0 | 4 | 3 ( 8 Apr) | 7 | 2 | 6 Apr | 8 Apr | ||||
| 40. | Black-headed Gull | 97 | 1857 | 16278 | 21532 | 39764 | 235 | 39529 | 7592 ( 5 Apr) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 41. | Mediterranean Gull | 0 | 0 | 96 | 74 | 170 | 21 | 149 | 21 (23 Mar) | 63 | 17 | 2 Mar | 9 Apr | ||||
| 42. | Common Gull | 39 | 362 | 795 | 528 | 1724 | 58 | 1666 | 177 ( 4 Apr) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 43. | Caspian Gull | 47 | 51 | 486 | 329 | 913 | 77 | 836 | 107 ( 9 Mar) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 44. | Herring Gull | 3 | 24 | 51 | 36 | 114 | 12 | 102 | 13 (21 Feb) | 85 | 23 | 1 Jan | 9 Apr | ||||
| 45. | Yellow-legged Gull | 0 | 0 | 2 | 1 | 3 | 0 | 3 | 2 (15 Mar) | 7 | 2 | 15 Mar | 2 Apr | ||||
| 46. | Great Black-backed Gull | 12 | 14 | 51 | 24 | 101 | 19 | 82 | 14 ( 9 Mar) | 96 | 26 | 1 Jan | 9 Apr | ||||
| 47. | Lesser Black-backed Gull | 0 | 33 | 662 | 653 | 1348 | 26 | 1322 | 299 ( 5 Apr) | 89 | 24 | 21 Feb | 9 Apr | ||||
| 48. | White Stork | 0 | 0 | 4 | 6 | 10 | 1 | 9 | 3 (22 Mar) | 19 | 5 | 19 Mar | 8 Apr | ||||
| 49. | Cormorant | 0 | 0 | 15 | 45 | 60 | 9 | 51 | 45 ( 5 Apr) | 7 | 2 | 15 Mar | 5 Apr | ||||
| 50. | Spoonbill | 0 | 6 | 34 | 39 | 79 | 0 | 79 | 15 ( 7 Apr) | 48 | 13 | 23 Feb | 8 Apr | ||||
| 51. | Great White Egret | 0 | 14 | 109 | 56 | 179 | 18 | 161 | 19 (19 Mar) | 81 | 22 | 21 Feb | 9 Apr | ||||
| 52. | Grey Heron | 0 | 2 | 150 | 190 | 342 | 9 | 333 | 46 ( 7 Apr) | 89 | 24 | 16 Feb | 9 Apr | ||||
| 53. | Purple Heron | 0 | 0 | 0 | 20 | 20 | 0 | 20 | 15 ( 7 Apr) | 11 | 3 | 7 Apr | 9 Apr | ||||
| 54. | Osprey | 0 | 0 | 0 | 3 | 3 | 0 | 3 | 1 ( 2 Apr) | 11 | 3 | 2 Apr | 8 Apr | ||||
| 55. | Sparrowhawk | 0 | 1 | 25 | 37 | 63 | 0 | 63 | 14 ( 4 Apr) | 59 | 16 | 16 Feb | 8 Apr | ||||
| 56. | Goshawk | 0 | 1 | 2 | 2 | 5 | 1 | 4 | 1 (23 Feb) | 19 | 5 | 23 Feb | 7 Apr | ||||
| 57. | Marsh Harrier | 0 | 4 | 116 | 270 | 390 | 0 | 390 | 89 ( 5 Apr) | 85 | 23 | 21 Feb | 9 Apr | ||||
| 58. | Hen Harrier | 0 | 0 | 1 | 1 | 2 | 0 | 2 | 1 ( 6 Mar) | 7 | 2 | 6 Mar | 6 Apr | ||||
| 59. | Red Kite | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 1 ( 4 Apr) | 7 | 2 | 4 Apr | 8 Apr | ||||
| 60. | Black Kite | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 1 ( 3 Apr) | 7 | 2 | 3 Apr | 6 Apr | ||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | White-tailed Eagle | 0 | 1 | 10 | 10 | 21 | 3 | 18 | 5 ( 6 Apr) | 41 | 11 | 23 Feb | 8 Apr | ||||
| 62. | Common Buzzard | 0 | 6 | 26 | 12 | 44 | 10 | 34 | 6 ( 8 Mar) | 59 | 16 | 21 Feb | 8 Apr | ||||
| 63. | Short-eared Owl | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (23 Mar) | 4 | 1 | 23 Mar | 23 Mar | ||||
| 64. | Kingfisher | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 1 (22 Mar) | 7 | 2 | 22 Mar | 23 Mar | ||||
| 65. | Great Spotted Woodpecker | 0 | 1 | 25 | 19 | 45 | 0 | 45 | 8 (20 Mar) | 52 | 14 | 16 Feb | 8 Apr | ||||
| 66. | Green Woodpecker | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 2 (20 Mar) | 4 | 1 | 20 Mar | 20 Mar | ||||
| 67. | Kestrel | 0 | 0 | 19 | 85 | 104 | 2 | 102 | 40 ( 5 Apr) | 52 | 14 | 8 Mar | 8 Apr | ||||
| 68. | Merlin | 0 | 0 | 3 | 11 | 14 | 0 | 14 | 8 ( 5 Apr) | 22 | 6 | 19 Mar | 8 Apr | ||||
| 69. | Peregrine | 0 | 0 | 5 | 6 | 11 | 1 | 10 | 4 ( 6 Apr) | 30 | 8 | 7 Mar | 6 Apr | ||||
| 70. | Jay | 0 | 0 | 3 | 1 | 4 | 0 | 4 | 1 ( 8 Mar) | 15 | 4 | 8 Mar | 6 Apr | ||||
| 71. | Magpie | 0 | 0 | 54 | 30 | 84 | 2 | 82 | 17 ( 7 Mar) | 67 | 18 | 6 Mar | 8 Apr | ||||
| 72. | Jackdaw | 0 | 53 | 1300 | 160 | 1513 | 144 | 1369 | 319 ( 6 Mar) | 85 | 23 | 21 Feb | 8 Apr | ||||
| 73. | Rook | 0 | 0 | 21 | 17 | 38 | 6 | 32 | 8 (20 Mar) | 48 | 13 | 7 Mar | 8 Apr | ||||
| 74. | Carrion Crow | 0 | 1 | 131 | 130 | 262 | 21 | 241 | 31 ( 3 Apr) | 85 | 23 | 23 Feb | 9 Apr | ||||
| 75. | Raven | 0 | 2 | 20 | 4 | 26 | 18 | 8 | 4 ( 8 Mar) | 44 | 12 | 23 Feb | 6 Apr | ||||
| 76. | Blue Tit | 0 | 0 | 30 | 18 | 48 | 0 | 48 | 15 ( 3 Apr) | 37 | 10 | 6 Mar | 7 Apr | ||||
| 77. | Great Tit | 0 | 0 | 130 | 18 | 148 | 0 | 148 | 112 ( 9 Mar) | 33 | 9 | 7 Mar | 8 Apr | ||||
| 78. | Bearded Tit | 0 | 0 | 12 | 0 | 12 | 0 | 12 | 5 ( 6 Mar) | 11 | 3 | 6 Mar | 23 Mar | ||||
| 79. | Wood Lark | 0 | 1 | 39 | 1 | 41 | 0 | 41 | 13 ( 8 Mar) | 33 | 9 | 23 Feb | 8 Apr | ||||
| 80. | Skylark | 0 | 2439 | 777 | 23 | 3239 | 0 | 3239 | 2314 (23 Feb) | 59 | 16 | 5 Feb | 4 Apr | ||||
| 81. | Sand Martin | 0 | 0 | 47 | 293 | 340 | 6 | 334 | 76 ( 5 Apr) | 48 | 13 | 20 Mar | 9 Apr | ||||
| 82. | Swallow | 0 | 0 | 15 | 742 | 757 | 0 | 757 | 380 ( 5 Apr) | 48 | 13 | 9 Mar | 9 Apr | ||||
| 83. | House Martin | 0 | 0 | 0 | 27 | 27 | 0 | 27 | 19 ( 6 Apr) | 11 | 3 | 5 Apr | 7 Apr | ||||
| 84. | Chiffchaff | 0 | 0 | 19 | 16 | 35 | 1 | 34 | 8 (23 Mar) | 44 | 12 | 6 Mar | 8 Apr | ||||
| 85. | Nuthatch | 0 | 0 | 4 | 0 | 4 | 0 | 4 | 2 (20 Mar) | 11 | 3 | 9 Mar | 20 Mar | ||||
| 86. | Starling | 6 | 4066 | 80059 | 22373 | 106504 | 127 | 106377 | 20109 (22 Mar) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 87. | Song Thrush | 0 | 5 | 49 | 1089 | 1143 | 1 | 1142 | 1023 ( 8 Apr) | 63 | 17 | 16 Feb | 9 Apr | ||||
| 88. | Mistle Thrush | 0 | 17 | 22 | 59 | 98 | 0 | 98 | 28 ( 4 Apr) | 48 | 13 | 21 Feb | 8 Apr | ||||
| 89. | Redwing | 0 | 9 | 262 | 1334 | 1605 | 0 | 1605 | 1131 ( 7 Apr) | 59 | 16 | 16 Feb | 9 Apr | ||||
| 90. | Fieldfare | 0 | 3 | 12 | 125 | 140 | 1 | 139 | 99 ( 4 Apr) | 30 | 8 | 21 Feb | 6 Apr | ||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 91. | Ring Ouzel | 0 | 0 | 0 | 20 | 20 | 0 | 20 | 8 ( 8 Apr) | 15 | 4 | 4 Apr | 9 Apr | ||||
| 92. | Black Redstart | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (23 Mar) | 4 | 1 | 23 Mar | 23 Mar | ||||
| 93. | Redstart | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 7 Apr) | 4 | 1 | 7 Apr | 7 Apr | ||||
| 94. | Stonechat | 0 | 0 | 5 | 0 | 5 | 0 | 5 | 2 (23 Mar) | 15 | 4 | 8 Mar | 23 Mar | ||||
| 95. | Tree Sparrow | 0 | 0 | 13 | 3 | 16 | 0 | 16 | 7 ( 9 Mar) | 19 | 5 | 7 Mar | 4 Apr | ||||
| 96. | House Sparrow | 0 | 0 | 3 | 1 | 4 | 0 | 4 | 2 (23 Mar) | 11 | 3 | 20 Mar | 6 Apr | ||||
| 97. | Dunnock | 0 | 0 | 34 | 3 | 37 | 0 | 37 | 6 ( 9 Mar) | 41 | 11 | 6 Mar | 8 Apr | ||||
| 98. | Blue-headed Wagtail | 0 | 0 | 20 | 26 | 46 | 0 | 46 | 22 ( 5 Apr) | 26 | 7 | 21 Mar | 5 Apr | ||||
| 99. | Yellow wagtail sp. | 0 | 0 | 1 | 582 | 583 | 1 | 582 | 166 ( 8 Apr) | 33 | 9 | 28 Mar | 9 Apr | ||||
| 100. | Grey Wagtail | 0 | 0 | 64 | 11 | 75 | 0 | 75 | 17 (23 Mar) | 59 | 16 | 6 Mar | 8 Apr | ||||
| 101. | White Wagtail | 0 | 0 | 526 | 4 | 530 | 1 | 529 | 380 ( 9 Mar) | 22 | 6 | 7 Mar | 6 Apr | ||||
| 102. | alba wagtail sp. | 1 | 30 | 2259 | 463 | 2753 | 6 | 2747 | 854 (21 Mar) | 89 | 24 | 1 Jan | 9 Apr | ||||
| 103. | Meadow Pipit | 2 | 147 | 4973 | 22670 | 27792 | 8 | 27784 | 5190 ( 6 Apr) | 100 | 27 | 1 Jan | 9 Apr | ||||
| 104. | Tree Pipit | 0 | 0 | 1 | 62 | 63 | 0 | 63 | 23 ( 4 Apr) | 33 | 9 | 28 Mar | 9 Apr | ||||
| 105. | Water Pipit | 0 | 3 | 13 | 5 | 21 | 1 | 20 | 5 (20 Mar) | 44 | 12 | 5 Feb | 9 Apr | ||||
| 106. | Chaffinch | 0 | 69 | 649 | 297 | 1015 | 3 | 1012 | 232 (21 Mar) | 85 | 23 | 21 Feb | 9 Apr | ||||
| 107. | Brambling | 0 | 0 | 2 | 8 | 10 | 0 | 10 | 6 ( 4 Apr) | 19 | 5 | 20 Mar | 5 Apr | ||||
| 108. | Hawfinch | 0 | 0 | 27 | 10 | 37 | 0 | 37 | 8 ( 9 Mar) | 44 | 12 | 6 Mar | 7 Apr | ||||
| 109. | Greenfinch | 0 | 12 | 128 | 34 | 174 | 14 | 160 | 38 ( 9 Mar) | 78 | 21 | 16 Feb | 9 Apr | ||||
| 110. | Linnet | 0 | 12 | 485 | 568 | 1065 | 3 | 1062 | 148 (21 Mar) | 81 | 22 | 16 Feb | 9 Apr | ||||
| 111. | Lesser Redpoll | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 2 Apr) | 4 | 1 | 2 Apr | 2 Apr | ||||
| 112. | redpoll sp. | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 ( 6 Mar) | 4 | 1 | 6 Mar | 6 Mar | ||||
| 113. | Goldfinch | 1 | 3 | 98 | 55 | 157 | 12 | 145 | 16 ( 8 Mar) | 81 | 22 | 1 Jan | 9 Apr | ||||
| 114. | Serin | 0 | 0 | 1 | 1 | 2 | 0 | 2 | 1 (23 Mar) | 7 | 2 | 23 Mar | 4 Apr | ||||
| 115. | Siskin | 0 | 12 | 11 | 18 | 41 | 3 | 38 | 9 (16 Feb) | 56 | 15 | 16 Feb | 8 Apr | ||||
| 116. | Reed Bunting | 0 | 87 | 1705 | 56 | 1848 | 2 | 1846 | 483 ( 8 Mar) | 89 | 24 | 16 Feb | 8 Apr | ||||
| Other species | |||||||||||||||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | European Peacock | 0 | 0 | 12 | 4 | 16 | 0 | 16 | 7 (21 Mar) | 22 | 6 | 9 Mar | 7 Apr | ||||
| 2. | Small White | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 2 ( 7 Apr) | 4 | 1 | 7 Apr | 7 Apr | ||||
| 3. | Red Admiral | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (22 Mar) | 4 | 1 | 22 Mar | 22 Mar | ||||
| Other species | |||||||||||||||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Bumblebee sp. | 0 | 2 | 201 | 146 | 349 | 2 | 347 | 100 ( 5 Apr) | 63 | 17 | 23 Feb | 7 Apr | ||||
| Species | Jan | Feb | Mar | Apr | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 930 | 26000 | 143741 | 79245 | 249916 | 4603 | 245313 | 100 | 27 | ||||||||
| Observation hours | 3:00 | 12:25 | 78:31 | 58:03 | 151:59 | ||||||||||||
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