Also present
Totals Jacobssteeg, De Bilt 2024
| Species | Feb | Mar | Apr | May | Jun | Jul | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Canada Goose | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 8 | 0 | 8 (14 Jul) | 4 | 1 | 14 Jul | 14 Jul | ||||
| 2. | Barnacle Goose | 120 | 0 | 127 | 0 | 0 | 0 | 247 | 0 | 247 | 127 (13 Apr) | 7 | 2 | 20 Feb | 13 Apr | ||||
| 3. | Greylag Goose | 23 | 9 | 23 | 7 | 0 | 45 | 107 | 17 | 90 | 33 (27 Jul) | 37 | 10 | 20 Feb | 27 Jul | ||||
| 4. | goose sp. | 130 | 92 | 10 | 0 | 0 | 0 | 232 | 0 | 232 | 80 (11 Feb) | 19 | 5 | 11 Feb | 6 Apr | ||||
| 5. | Eurasian White-fronted Goose | 179 | 824 | 0 | 0 | 0 | 0 | 1003 | 159 | 844 | 420 (17 Mar) | 15 | 4 | 20 Feb | 19 Mar | ||||
| 6. | Mute Swan | 0 | 0 | 5 | 8 | 0 | 0 | 13 | 0 | 13 | 8 ( 1 May) | 11 | 3 | 6 Apr | 1 May | ||||
| 7. | Egyptian Goose | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Apr) | 4 | 1 | 27 Apr | 27 Apr | ||||
| 8. | Mallard | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 3 | 3 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 9. | Swift | 0 | 0 | 1 | 57 | 0 | 232 | 290 | 233 | 57 | 90 (27 Jul) | 30 | 8 | 27 Apr | 27 Jul | ||||
| 10. | Cuckoo | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 1 | 1 ( 1 May) | 7 | 2 | 1 May | 20 Jul | ||||
| 11. | Stock Dove | 13 | 15 | 21 | 7 | 0 | 6 | 62 | 15 | 47 | 14 ( 6 Apr) | 59 | 16 | 13 Feb | 20 Jul | ||||
| 12. | Woodpigeon | 20 | 160 | 123 | 16 | 0 | 4 | 323 | 9 | 314 | 121 ( 9 Mar) | 44 | 12 | 13 Feb | 27 Jul | ||||
| 13. | Collared Dove | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 14. | Crane | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 3 ( 2 Mar) | 7 | 2 | 2 Mar | 9 Mar | ||||
| 15. | Oystercatcher | 0 | 1 | 0 | 1 | 0 | 1 | 3 | 0 | 3 | 1 (14 Mar) | 11 | 3 | 14 Mar | 14 Jul | ||||
| 16. | Little Ringed Plover | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (13 Apr) | 4 | 1 | 13 Apr | 13 Apr | ||||
| 17. | Lapwing | 0 | 3 | 0 | 0 | 0 | 3 | 6 | 3 | 3 | 3 (14 Mar) | 7 | 2 | 14 Mar | 27 Jul | ||||
| 18. | Whimbrel | 0 | 0 | 0 | 11 | 0 | 0 | 11 | 0 | 11 | 11 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 19. | Green Sandpiper | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (13 Apr) | 4 | 1 | 13 Apr | 13 Apr | ||||
| 20. | Redshank | 0 | 2 | 0 | 0 | 0 | 1 | 3 | 1 | 2 | 2 (19 Mar) | 7 | 2 | 19 Mar | 27 Jul | ||||
| 21. | wader sp. | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (19 Mar) | 4 | 1 | 19 Mar | 19 Mar | ||||
| 22. | Common Tern | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 2 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 23. | Black-headed Gull | 42 | 99 | 0 | 2 | 0 | 27 | 170 | 27 | 143 | 96 (14 Mar) | 22 | 6 | 13 Feb | 18 Jul | ||||
| 24. | Common Gull | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 25. | Herring Gull | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 26. | Lesser Black-backed Gull | 1 | 36 | 30 | 24 | 0 | 33 | 124 | 24 | 100 | 24 ( 1 May) | 63 | 17 | 20 Feb | 27 Jul | ||||
| 27. | White Stork | 1 | 6 | 2 | 2 | 0 | 4 | 15 | 4 | 11 | 3 ( 9 Mar) | 30 | 8 | 27 Feb | 24 Jul | ||||
| 28. | Cormorant | 0 | 11 | 25 | 5 | 0 | 9 | 50 | 7 | 43 | 16 ( 6 Apr) | 41 | 11 | 9 Mar | 27 Jul | ||||
| 29. | Spoonbill | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 30. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (14 Jul) | 4 | 1 | 14 Jul | 14 Jul | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Grey Heron | 0 | 4 | 6 | 2 | 0 | 0 | 12 | 1 | 11 | 6 ( 6 Apr) | 19 | 5 | 14 Mar | 1 May | ||||
| 32. | Purple Heron | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (19 Mar) | 4 | 1 | 19 Mar | 19 Mar | ||||
| 33. | Osprey | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (13 Apr) | 4 | 1 | 13 Apr | 13 Apr | ||||
| 34. | Honey Buzzard | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (13 May) | 4 | 1 | 13 May | 13 May | ||||
| 35. | Sparrowhawk | 0 | 1 | 4 | 1 | 0 | 0 | 6 | 0 | 6 | 3 ( 6 Apr) | 15 | 4 | 30 Mar | 1 May | ||||
| 36. | Marsh Harrier | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 2 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 37. | Montagu's/Pallid Harrier | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 38. | Common Buzzard | 6 | 5 | 5 | 0 | 0 | 0 | 16 | 0 | 16 | 4 (27 Feb) | 26 | 7 | 13 Feb | 23 Apr | ||||
| 39. | Great Spotted Woodpecker | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 1 | 1 | 2 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 40. | Kestrel | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 3 | 3 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 41. | Jackdaw | 2 | 8 | 0 | 3 | 0 | 23 | 36 | 23 | 13 | 21 (14 Jul) | 19 | 5 | 20 Feb | 14 Jul | ||||
| 42. | Rook | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 43. | Carrion Crow | 0 | 0 | 4 | 8 | 0 | 6 | 18 | 6 | 12 | 7 ( 1 May) | 26 | 7 | 6 Apr | 20 Jul | ||||
| 44. | Raven | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (19 Mar) | 4 | 1 | 19 Mar | 19 Mar | ||||
| 45. | Skylark | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 1 (14 Mar) | 7 | 2 | 14 Mar | 17 Mar | ||||
| 46. | Sand Martin | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 2 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 47. | Swallow | 0 | 0 | 22 | 16 | 0 | 3 | 41 | 3 | 38 | 16 ( 1 May) | 30 | 8 | 2 Apr | 18 Jul | ||||
| 48. | House Martin | 0 | 0 | 4 | 5 | 0 | 15 | 24 | 15 | 9 | 15 (27 Jul) | 19 | 5 | 6 Apr | 27 Jul | ||||
| 49. | Starling | 116 | 36 | 17 | 6 | 0 | 60 | 235 | 44 | 191 | 100 (27 Feb) | 44 | 12 | 13 Feb | 18 Jul | ||||
| 50. | Song Thrush | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 2 | 1 | 3 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 51. | Redwing | 0 | 38 | 2 | 0 | 0 | 0 | 40 | 1 | 39 | 30 (17 Mar) | 19 | 5 | 9 Mar | 6 Apr | ||||
| 52. | thrush sp. | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (20 Feb) | 4 | 1 | 20 Feb | 20 Feb | ||||
| 53. | Redstart | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (10 Apr) | 4 | 1 | 10 Apr | 10 Apr | ||||
| 54. | Blue-headed Wagtail | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 0 | 4 | 4 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| 55. | Yellow wagtail sp. | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 3 | 3 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 56. | White Wagtail | 0 | 14 | 3 | 2 | 0 | 0 | 19 | 1 | 18 | 5 (14 Mar) | 30 | 8 | 9 Mar | 1 May | ||||
| 57. | Meadow Pipit | 2 | 1 | 97 | 11 | 0 | 0 | 111 | 0 | 111 | 84 ( 6 Apr) | 26 | 7 | 13 Feb | 1 May | ||||
| 58. | Tree Pipit | 0 | 0 | 4 | 1 | 0 | 0 | 5 | 0 | 5 | 3 ( 6 Apr) | 11 | 3 | 6 Apr | 1 May | ||||
| 59. | Chaffinch | 5 | 73 | 0 | 5 | 0 | 3 | 86 | 4 | 82 | 52 ( 9 Mar) | 37 | 10 | 13 Feb | 14 Jul | ||||
| 60. | Hawfinch | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Linnet | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 62. | redpoll sp. | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 1 (27 Feb) | 7 | 2 | 27 Feb | 27 Apr | ||||
| 63. | Goldfinch | 0 | 4 | 2 | 5 | 0 | 4 | 15 | 4 | 11 | 3 ( 1 May) | 30 | 8 | 9 Mar | 18 Jul | ||||
| 64. | Siskin | 18 | 5 | 0 | 0 | 0 | 0 | 23 | 4 | 19 | 12 (13 Feb) | 11 | 3 | 13 Feb | 14 Mar | ||||
| Other species | |||||||||||||||||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | European Peacock | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (20 Jul) | 4 | 1 | 20 Jul | 20 Jul | ||||
| 2. | white sp. (butterfly) | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 ( 1 May) | 4 | 1 | 1 May | 1 May | ||||
| Species | Feb | Mar | Apr | May | Jun | Jul | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 680 | 1457 | 558 | 226 | 0 | 490 | 3411 | 627 | 2784 | 100 | 27 | ||||||||
| Observation hours | 6:10 | 11:31 | 15:14 | 4:49 | 0:00 | 9:59 | 47:43 | ||||||||||||
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