Totals Zandgroeve Bierbeek 2010 - 2019
| Species | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | Totals | Average | Present | Year Maximum | |
1. | Canada Goose | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 22 | 11 | 78 | 115 | 14 | 0 | 78 (2019) | | | | |
2. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 1.8 | 0 | 14 (2019) | | | | |
3. | Anser sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 9 | 29 | 3.6 | 0 | 20 (2017) | | | | |
4. | goose sp. | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.4 | 0 | 3 (2013) | | | | |
5. | Mute Swan | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2013) | | | | |
6. | Egyptian Goose | 0 | 0 | 0 | 15 | 46 | 4 | 11 | 2 | 3 | 2 | 83 | 10.4 | 0 | 46 (2014) | | | | |
7. | Mallard | 0 | 0 | 2 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 10 | 1.3 | 0 | 6 (2014) | | | | |
8. | duck sp. | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 9 | 0 | 0 | 12 | 1.5 | 0 | 9 (2017) | | | | |
9. | Stock Dove | 0 | 0 | 69 | 67 | 36 | 11 | 28 | 25 | 25 | 19 | 280 | 35 | 4 | 69 (2012) | | | | |
10. | Woodpigeon | 0 | 0 | 3945 | 8528 | 10034 | 4110 | 1946 | 4707 | 5076 | 4029 | 42375 | 5297 | 1187 | 10034 (2014) | | | | |
11. | Turtle Dove | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | | | | |
12. | Collared Dove | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 3 | 0.4 | 0 | 1 (2014) | | | | |
13. | Crane | 0 | 0 | 0 | 47 | 41 | 0 | 0 | 0 | 0 | 0 | 88 | 11 | 0 | 47 (2013) | | | | |
14. | Lapwing | 0 | 0 | 38 | 15 | 236 | 11 | 5 | 30 | 60 | 45 | 440 | 55 | 0 | 236 (2014) | | | | |
15. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 8 | 1 | 0 | 7 (2019) | | | | |
16. | Green Sandpiper | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | | | | |
17. | Black-headed Gull | 0 | 0 | 781 | 1340 | 1122 | 556 | 1507 | 181 | 1060 | 124 | 6671 | 834 | 268 | 1507 (2016) | | | | |
18. | Common Gull | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 4 | 0.5 | 0 | 2 (2016) | | | | |
19. | Herring Gull | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 3 | 0.4 | 0 | 2 (2017) | | | | |
20. | Lesser Black-backed Gull | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 3 | 7 | 3 | 17 | 2.1 | 1 | 7 (2018) | | | | |
21. | Laridae sp. | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2014) | | | | |
22. | Cormorant | 0 | 0 | 66 | 90 | 109 | 19 | 46 | 17 | 11 | 50 | 408 | 51 | 0 | 109 (2014) | | | | |
23. | Grey Heron | 0 | 0 | 0 | 5 | 7 | 1 | 4 | 0 | 0 | 2 | 19 | 2.4 | 0 | 7 (2014) | | | | |
24. | Great White Egret | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 6 | 9 | 1.1 | 0 | 6 (2019) | | | | |
25. | heron sp. | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2016) | | | | |
26. | Honey Buzzard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2018) | | | | |
27. | Sparrowhawk | 0 | 0 | 4 | 7 | 2 | 0 | 1 | 4 | 0 | 2 | 20 | 2.5 | 0 | 7 (2013) | | | | |
28. | Marsh Harrier | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2016) | | | | |
29. | Hen Harrier | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2012) | | | | |
30. | Red Kite | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.3 | 0 | 1 (2018) | | | | |
31. | Common Buzzard | 0 | 0 | 4 | 5 | 7 | 8 | 5 | 2 | 3 | 31 | 65 | 8.1 | 4 | 31 (2019) | | | | |
32. | raptor sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2019) | | | | |
33. | Great Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 3 | 0.4 | 0 | 2 (2017) | | | | |
34. | Kestrel | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0.3 | 1 | 1 (2014) | | | | |
35. | Merlin | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | 0.4 | 0 | 1 (2012) | | | | |
36. | Hobby | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.1 | 0 | 1 (2017) | | | | |
37. | Peregrine | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 3 | 0.4 | 0 | 2 (2019) | | | | |
38. | falcon sp. | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | | | | |
39. | Rose-ringed Parakeet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 0.4 | 0 | 2 (2018) | | | | |
40. | Jay | 0 | 0 | 8 | 0 | 10 | 0 | 0 | 0 | 0 | 69 | 87 | 10.9 | 5 | 69 (2019) | | | | |
41. | Magpie | 0 | 0 | 0 | 1 | 5 | 1 | 0 | 0 | 0 | 1 | 8 | 1 | 0 | 5 (2014) | | | | |
42. | Jackdaw | 0 | 0 | 242 | 203 | 284 | 62 | 93 | 35 | 38 | 83 | 1040 | 130 | 61 | 284 (2014) | | | | |
43. | Rook | 0 | 0 | 49 | 175 | 107 | 24 | 98 | 30 | 72 | 43 | 598 | 75 | 15 | 175 (2013) | | | | |
44. | Carrion Crow | 0 | 0 | 0 | 3 | 11 | 10 | 4 | 0 | 0 | 3 | 31 | 3.9 | 0 | 11 (2014) | | | | |
45. | Coal Tit | 0 | 0 | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0.8 | 0 | 5 (2012) | | | | |
46. | Blue Tit | 0 | 0 | 26 | 3 | 4 | 9 | 0 | 9 | 0 | 4 | 55 | 6.9 | 2 | 26 (2012) | | | | |
47. | Great Tit | 0 | 0 | 26 | 8 | 4 | 0 | 0 | 0 | 0 | 8 | 46 | 5.8 | 3 | 26 (2012) | | | | |
48. | Parus (tit) sp. | 0 | 0 | 34 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 39 | 4.9 | 0 | 34 (2012) | | | | |
49. | Wood Lark | 0 | 0 | 18 | 4 | 16 | 2 | 0 | 2 | 5 | 19 | 66 | 8.3 | 0 | 19 (2019) | | | | |
50. | Skylark | 0 | 0 | 443 | 496 | 588 | 233 | 354 | 139 | 178 | 439 | 2870 | 359 | 89 | 588 (2014) | | | | |
| Species | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | Totals | Average | Present | Year Maximum | |
51. | Short-toed Lark | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | | | | |
52. | Swallow | 0 | 0 | 3 | 2 | 5 | 65 | 29 | 1 | 0 | 47 | 152 | 19 | 0 | 65 (2015) | | | | |
53. | House Martin | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 2 | 14 | 1.8 | 0 | 12 (2015) | | | | |
54. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 0.5 | 0 | 4 (2019) | | | | |
55. | Starling | 0 | 0 | 467 | 1304 | 710 | 464 | 494 | 465 | 701 | 475 | 5080 | 635 | 55 | 1304 (2013) | | | | |
56. | Song Thrush | 0 | 0 | 91 | 53 | 289 | 9 | 518 | 184 | 38 | 208 | 1390 | 174 | 38 | 518 (2016) | | | | |
57. | Mistle Thrush | 0 | 0 | 2 | 15 | 34 | 0 | 3 | 0 | 0 | 5 | 59 | 7.4 | 0 | 34 (2014) | | | | |
58. | Redwing | 0 | 0 | 245 | 269 | 274 | 81 | 214 | 323 | 73 | 287 | 1766 | 221 | 8 | 323 (2017) | | | | |
59. | Blackbird | 0 | 0 | 0 | 5 | 7 | 0 | 5 | 6 | 4 | 5 | 32 | 4 | 4 | 7 (2014) | | | | |
60. | Fieldfare | 0 | 0 | 64 | 149 | 49 | 52 | 30 | 41 | 230 | 162 | 777 | 97 | 1 | 230 (2018) | | | | |
61. | Ring Ouzel | 0 | 0 | 1 | 0 | 7 | 0 | 3 | 0 | 0 | 6 | 17 | 2.1 | 0 | 7 (2014) | | | | |
62. | thrush sp. | 0 | 0 | 44 | 39 | 57 | 7 | 42 | 9 | 26 | 172 | 396 | 50 | 0 | 172 (2019) | | | | |
63. | Black Redstart | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2014) | | | | |
64. | Tree Sparrow | 0 | 0 | 39 | 9 | 44 | 0 | 2 | 6 | 1 | 1 | 102 | 13 | 0 | 44 (2014) | | | | |
65. | House Sparrow | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0.4 | 0 | 3 (2014) | | | | |
66. | Dunnock | 0 | 0 | 2 | 5 | 10 | 4 | 5 | 4 | 8 | 4 | 42 | 5.3 | 12 | 10 (2014) | | | | |
67. | Blue-headed Wagtail | 0 | 0 | 0 | 7 | 0 | 17 | 4 | 0 | 0 | 0 | 28 | 3.5 | 0 | 17 (2015) | | | | |
68. | Grey Wagtail | 0 | 0 | 1 | 3 | 2 | 1 | 10 | 0 | 3 | 6 | 26 | 3.3 | 0 | 10 (2016) | | | | |
69. | White Wagtail | 0 | 0 | 132 | 61 | 292 | 29 | 91 | 73 | 80 | 40 | 798 | 100 | 3 | 292 (2014) | | | | |
70. | Meadow Pipit | 0 | 0 | 175 | 292 | 362 | 87 | 177 | 183 | 71 | 66 | 1413 | 177 | 6 | 362 (2014) | | | | |
71. | Tree Pipit | 0 | 0 | 0 | 6 | 4 | 1 | 12 | 5 | 0 | 0 | 28 | 3.5 | 0 | 12 (2016) | | | | |
72. | Water Pipit | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 4 | 0.5 | 0 | 1 (2013) | | | | |
73. | pipit sp. | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 1.4 | 0 | 11 (2012) | | | | |
74. | Chaffinch | 0 | 0 | 997 | 337 | 802 | 153 | 620 | 429 | 338 | 436 | 4112 | 514 | 67 | 997 (2012) | | | | |
75. | Brambling | 0 | 0 | 98 | 75 | 93 | 39 | 7 | 32 | 61 | 12 | 417 | 52 | 6 | 98 (2012) | | | | |
76. | finch sp. | 0 | 0 | 611 | 2569 | 2224 | 407 | 859 | 1733 | 425 | 567 | 9395 | 1174 | 21 | 2569 (2013) | | | | |
77. | Hawfinch | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 3 | 1 | 0 | 8 | 1 | 0 | 3 (2017) | | | | |
78. | Bullfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2018) | | | | |
79. | Greenfinch | 0 | 0 | 28 | 27 | 68 | 12 | 9 | 30 | 5 | 4 | 183 | 23 | 1 | 68 (2014) | | | | |
80. | Linnet | 0 | 0 | 38 | 81 | 138 | 12 | 46 | 103 | 66 | 74 | 558 | 70 | 129 | 138 (2014) | | | | |
81. | Mealy Redpoll | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0.4 | 0 | 3 (2018) | | | | |
82. | Lesser Redpoll | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | | | | |
83. | redpoll sp. | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2012) | | | | |
84. | Crossbill | 0 | 0 | 0 | 19 | 0 | 0 | 2 | 0 | 0 | 0 | 21 | 2.6 | 0 | 19 (2013) | | | | |
85. | Goldfinch | 0 | 0 | 6 | 2 | 8 | 4 | 6 | 8 | 5 | 1 | 40 | 5 | 1 | 8 (2014) | | | | |
86. | Serin | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.3 | 0 | 2 (2013) | | | | |
87. | Siskin | 0 | 0 | 43 | 3 | 4 | 11 | 0 | 5 | 12 | 14 | 92 | 11.5 | 0 | 43 (2012) | | | | |
88. | Lapland Bunting | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0.3 | 0 | 1 (2013) | | | | |
89. | Snow Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.1 | 0 | 1 (2018) | | | | |
90. | Yellowhammer | 0 | 0 | 6 | 1 | 15 | 3 | 0 | 5 | 5 | 1 | 36 | 4.5 | 20 | 15 (2014) | | | | |
91. | Reed Bunting | 0 | 0 | 13 | 51 | 59 | 13 | 33 | 27 | 41 | 20 | 257 | 32 | 18 | 59 (2014) | | | | |
92. | bunting sp. | 0 | 0 | 1 | 0 | 4 | 0 | 0 | 1 | 0 | 0 | 6 | 0.8 | 0 | 4 (2014) | | | | |
93. | passerine sp. | 0 | 0 | 0 | 102 | 127 | 33 | 0 | 18 | 36 | 18 | 334 | 42 | 0 | 127 (2014) | | | | |
| Other species |
1. | Small White | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | | | | |
2. | Red Admiral | 0 | 0 | 0 | 2 | 26 | 2 | 0 | 0 | 0 | 17 | 47 | 5.9 | 0 | 26 (2014) | | | | |
| Species | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | Totals | Average | Present | Year Maximum | |
|
Totals |
0 | 0 | 8884 | 16526 | 18405 | 6584 | 7337 | 8938 | 8791 | 7750 | 83215 | 10402 | 2030 | | |
|
Observation hours |
| | 13:42 | 22:30 | 26:32 | 10:47 | 18:52 | 14:27 | 12:16 | 14:08 | 133:14 | 16:39 | | | |