Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Present | Year Maximum | |||||
1. | Red-breasted Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2020) | ||||
2. | Canada Goose | 0 | 0 | 0 | 48 | 89 | 0 | 0 | 0 | 0 | 516 | 653 | 65 | 0 | 516 (2020) | ||||
3. | Barnacle Goose | 1254 | 4466 | 1249 | 1355 | 4557 | 1480 | 497 | 2 | 1940 | 21029 | 37829 | 3783 | 0 | 21029 (2020) | ||||
4. | Greylag Goose | 978 | 602 | 683 | 2266 | 887 | 678 | 149 | 221 | 48 | 2203 | 8715 | 872 | 0 | 2266 (2014) | ||||
5. | goose sp. | 1739 | 1700 | 110 | 0 | 33 | 465 | 0 | 230 | 380 | 6937 | 11594 | 1159 | 0 | 6937 (2020) | ||||
6. | Pink-footed Goose | 1 | 7 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 442 | 469 | 47 | 0 | 442 (2020) | ||||
7. | Tundra Bean Goose | 0 | 10 | 0 | 14 | 0 | 0 | 0 | 0 | 8 | 1805 | 1837 | 184 | 0 | 1805 (2020) | ||||
8. | Bean Goose sp. | 101 | 9 | 117 | 8 | 15 | 0 | 0 | 60 | 0 | 0 | 310 | 31 | 0 | 117 (2013) | ||||
9. | Eurasian White-fronted Goose | 45597 | 57560 | 6044 | 17150 | 3436 | 2624 | 95 | 80 | 166 | 28179 | 160931 | 16093 | 0 | 57560 (2012) | ||||
10. | Mute Swan | 24 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 11 | 38 | 3.8 | 0 | 24 (2011) | ||||
11. | Bewick's Swan | 27 | 12 | 18 | 15 | 6 | 17 | 0 | 0 | 0 | 0 | 95 | 9.5 | 0 | 27 (2011) | ||||
12. | Whooper Swan | 0 | 0 | 0 | 6 | 0 | 6 | 0 | 0 | 0 | 1 | 13 | 1.3 | 0 | 6 (2014) | ||||
13. | Egyptian Goose | 16 | 2 | 7 | 5 | 5 | 0 | 0 | 2 | 0 | 77 | 114 | 11 | 0 | 77 (2020) | ||||
14. | Shoveler | 0 | 0 | 0 | 4 | 0 | 9 | 0 | 0 | 0 | 3 | 16 | 1.6 | 0 | 9 (2016) | ||||
15. | Wigeon | 522 | 269 | 204 | 0 | 74 | 97 | 2 | 0 | 0 | 365 | 1533 | 153 | 0 | 522 (2011) | ||||
16. | Mallard | 11 | 14 | 0 | 5 | 0 | 2 | 0 | 0 | 0 | 13 | 45 | 4.5 | 0 | 14 (2012) | ||||
17. | Pintail | 5 | 0 | 0 | 0 | 0 | 62 | 0 | 0 | 0 | 9 | 76 | 7.6 | 0 | 62 (2016) | ||||
18. | duck sp. | 0 | 0 | 0 | 0 | 0 | 65 | 0 | 0 | 0 | 2 | 67 | 6.7 | 0 | 65 (2016) | ||||
19. | Tufted Duck | 0 | 60 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 60 | 6 | 0 | 60 (2012) | ||||
20. | Goldeneye | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0.5 | 0 | 4 (2014) | ||||
21. | Swift | 0 | 0 | 0 | 3 | 51 | 0 | 0 | 0 | 0 | 0 | 54 | 5.4 | 0 | 51 (2015) | ||||
22. | Stock Dove | 13 | 2 | 2 | 13 | 1 | 0 | 0 | 0 | 0 | 77 | 108 | 11 | 0 | 77 (2020) | ||||
23. | Woodpigeon | 1754 | 1080 | 1014 | 1352 | 588 | 482 | 199 | 58 | 0 | 1378 | 7905 | 791 | 0 | 1754 (2011) | ||||
24. | Collared Dove | 29 | 6 | 2 | 11 | 40 | 2 | 0 | 1 | 0 | 1 | 92 | 9.2 | 0 | 40 (2015) | ||||
25. | Lapwing | 12955 | 3329 | 8667 | 1518 | 6050 | 1229 | 2484 | 191 | 135 | 2267 | 38825 | 3883 | 0 | 12955 (2011) | ||||
26. | Golden Plover | 582 | 752 | 286 | 129 | 1850 | 1430 | 478 | 0 | 0 | 552 | 6059 | 606 | 0 | 1850 (2015) | ||||
27. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2016) | ||||
28. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 4 (2016) | ||||
29. | Curlew | 5 | 1 | 5 | 0 | 0 | 43 | 0 | 0 | 0 | 4 | 58 | 5.8 | 0 | 43 (2016) | ||||
30. | Bar-tailed Godwit | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2011) | ||||
31. | Black-tailed Godwit | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 3 (2011) | ||||
32. | Ruff | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | ||||
33. | Woodcock | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 1 | 1 (2011) | ||||
34. | Snipe | 76 | 6 | 13 | 104 | 6 | 54 | 53 | 37 | 0 | 14 | 363 | 36 | 0 | 104 (2014) | ||||
35. | Green Sandpiper | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 3 (2011) | ||||
36. | Black-headed Gull | 18987 | 5416 | 3535 | 540 | 2518 | 3762 | 462 | 178 | 42 | 4541 | 39981 | 3998 | 0 | 18987 (2011) | ||||
37. | Common Gull | 907 | 202 | 562 | 115 | 56 | 153 | 3 | 6 | 48 | 243 | 2295 | 230 | 0 | 907 (2011) | ||||
38. | Great Black-backed Gull | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 5 | 0.5 | 0 | 3 (2020) | ||||
39. | Herring Gull | 266 | 7 | 19 | 64 | 27 | 12 | 0 | 6 | 8 | 326 | 735 | 74 | 0 | 326 (2020) | ||||
40. | Lesser Black-backed Gull | 22 | 5 | 2 | 6 | 6 | 0 | 0 | 1 | 0 | 7 | 49 | 4.9 | 0 | 22 (2011) | ||||
41. | Common Tern | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 0.5 | 0 | 5 (2015) | ||||
42. | Black Stork | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | ||||
43. | White Stork | 0 | 0 | 0 | 1 | 18 | 0 | 0 | 0 | 0 | 3 | 22 | 2.2 | 0 | 18 (2015) | ||||
44. | Cormorant | 2268 | 309 | 114 | 681 | 1185 | 1195 | 35 | 50 | 2 | 380 | 6219 | 622 | 0 | 2268 (2011) | ||||
45. | Spoonbill | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.2 | 0 | 2 (2011) | ||||
46. | Grey Heron | 26 | 11 | 3 | 15 | 37 | 21 | 5 | 0 | 0 | 22 | 140 | 14 | 0 | 37 (2015) | ||||
47. | Purple Heron | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2013) | ||||
48. | Great White Egret | 22 | 15 | 6 | 26 | 44 | 9 | 5 | 1 | 0 | 20 | 148 | 15 | 0 | 44 (2015) | ||||
49. | Osprey | 1 | 1 | 0 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 7 | 0.7 | 0 | 3 (2016) | ||||
50. | Honey Buzzard | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0.2 | 0 | 1 (2015) | ||||
Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Present | Year Maximum | |||||
51. | Sparrowhawk | 188 | 54 | 25 | 70 | 82 | 38 | 0 | 11 | 0 | 86 | 554 | 55 | 7 | 188 (2011) | ||||
52. | Goshawk | 1 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 14 | 1.4 | 0 | 8 (2020) | ||||
53. | Marsh Harrier | 2 | 3 | 0 | 10 | 14 | 15 | 0 | 3 | 0 | 1 | 48 | 4.8 | 0 | 15 (2016) | ||||
54. | Hen Harrier | 30 | 3 | 2 | 5 | 3 | 1 | 0 | 0 | 0 | 4 | 48 | 4.8 | 0 | 30 (2011) | ||||
55. | Montagu's Harrier | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | ||||
56. | Hen/Montagu's/Pallid Harrier | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | ||||
57. | White-tailed Eagle | 1 | 0 | 0 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 7 | 0.7 | 0 | 4 (2015) | ||||
58. | Rough-legged Buzzard | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 1 | 0 | 10 (2011) | ||||
59. | Common Buzzard | 454 | 36 | 24 | 105 | 855 | 31 | 1 | 1 | 0 | 79 | 1586 | 159 | 9 | 855 (2015) | ||||
60. | Short-eared Owl | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0.2 | 0 | 1 (2013) | ||||
61. | Lesser Spotted Woodpecker | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2015) | ||||
62. | Great Spotted Woodpecker | 4 | 3 | 0 | 5 | 12 | 9 | 2 | 4 | 0 | 1 | 40 | 4 | 2 | 12 (2015) | ||||
63. | Green Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2020) | ||||
64. | Kestrel | 10 | 3 | 4 | 20 | 38 | 10 | 2 | 3 | 0 | 14 | 104 | 10 | 4 | 38 (2015) | ||||
65. | Red-footed Falcon | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 0.5 | 0 | 3 (2014) | ||||
66. | Merlin | 7 | 3 | 1 | 3 | 4 | 1 | 0 | 0 | 0 | 7 | 26 | 2.6 | 0 | 7 (2011) | ||||
67. | Hobby | 0 | 0 | 0 | 7 | 3 | 1 | 0 | 0 | 0 | 0 | 11 | 1.1 | 0 | 7 (2014) | ||||
68. | Peregrine | 1 | 1 | 0 | 8 | 6 | 1 | 0 | 1 | 0 | 5 | 23 | 2.3 | 0 | 8 (2014) | ||||
69. | falcon sp. | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 4 (2014) | ||||
70. | Great Grey Shrike | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 2 (2011) | ||||
71. | Jay | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 8 | 17 | 1.7 | 2 | 8 (2020) | ||||
72. | Magpie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 0.4 | 10 | 4 (2020) | ||||
73. | Jackdaw | 2233 | 1536 | 529 | 408 | 410 | 234 | 30 | 21 | 11 | 2598 | 8010 | 801 | 0 | 2598 (2020) | ||||
74. | Rook | 11 | 0 | 17 | 9 | 5 | 0 | 0 | 13 | 0 | 58 | 113 | 11 | 0 | 58 (2020) | ||||
75. | Carrion Crow | 397 | 226 | 32 | 136 | 174 | 41 | 6 | 23 | 0 | 338 | 1373 | 137 | 0 | 397 (2011) | ||||
76. | Raven | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.2 | 0 | 2 (2018) | ||||
77. | Waxwing | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 7 | 0.7 | 0 | 7 (2016) | ||||
78. | Coal Tit | 0 | 15 | 19 | 1 | 98 | 1 | 6 | 0 | 0 | 0 | 140 | 14 | 2 | 98 (2015) | ||||
79. | Blue Tit | 31 | 28 | 16 | 27 | 64 | 25 | 18 | 3 | 0 | 177 | 389 | 39 | 0 | 177 (2020) | ||||
80. | Great Tit | 26 | 300 | 65 | 54 | 65 | 18 | 4 | 9 | 0 | 75 | 616 | 62 | 0 | 300 (2012) | ||||
81. | Wood Lark | 3 | 23 | 5 | 15 | 3 | 1 | 1 | 5 | 0 | 26 | 82 | 8.2 | 6 | 26 (2020) | ||||
82. | Skylark | 1488 | 4814 | 1754 | 3497 | 756 | 135 | 138 | 478 | 1 | 670 | 13731 | 1373 | 0 | 4814 (2012) | ||||
83. | Shore Lark | 0 | 0 | 0 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 7 | 0.7 | 0 | 6 (2014) | ||||
84. | Sand Martin | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 7 | 0.7 | 0 | 7 (2015) | ||||
85. | Swallow | 14 | 1238 | 45 | 2815 | 456 | 254 | 6 | 2 | 0 | 74 | 4904 | 490 | 0 | 2815 (2014) | ||||
86. | House Martin | 0 | 380 | 1 | 470 | 37 | 22 | 0 | 0 | 0 | 4 | 914 | 91 | 0 | 470 (2014) | ||||
87. | Long-tailed Tit | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 34 | 3.4 | 0 | 32 (2011) | ||||
88. | Yellow-browed Warbler | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2014) | ||||
89. | Chiffchaff | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.3 | 0 | 2 (2011) | ||||
90. | Goldcrest | 0 | 0 | 0 | 3 | 6 | 1 | 0 | 0 | 0 | 21 | 31 | 3.1 | 0 | 21 (2020) | ||||
91. | Nuthatch | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2016) | ||||
92. | Starling | 89214 | 107308 | 72716 | 31697 | 51219 | 8254 | 6980 | 2055 | 1100 | 54723 | 425266 | 42527 | 0 | 107308 (2012) | ||||
93. | Song Thrush | 170 | 1246 | 302 | 1000 | 144 | 480 | 188 | 2332 | 0 | 337 | 6199 | 620 | 0 | 2332 (2018) | ||||
94. | Mistle Thrush | 15 | 6 | 20 | 5 | 11 | 6 | 0 | 3 | 0 | 18 | 84 | 8.4 | 1 | 20 (2013) | ||||
95. | Redwing | 12894 | 7322 | 1094 | 8060 | 9243 | 2775 | 1414 | 2550 | 61 | 28862 | 74275 | 7428 | 0 | 28862 (2020) | ||||
96. | Blackbird | 50 | 45 | 11 | 99 | 43 | 18 | 2 | 2 | 0 | 330 | 600 | 60 | 0 | 330 (2020) | ||||
97. | Fieldfare | 37856 | 13184 | 220 | 295 | 3248 | 1780 | 71 | 43 | 32 | 15178 | 71907 | 7191 | 0 | 37856 (2011) | ||||
98. | Ring Ouzel | 4 | 7 | 5 | 1 | 14 | 1 | 6 | 2 | 0 | 33 | 73 | 7.3 | 1 | 33 (2020) | ||||
99. | thrush sp. | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85 | 95 | 9.5 | 0 | 85 (2020) | ||||
100. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2020) | ||||
Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Present | Year Maximum | |||||
101. | Black Redstart | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 0.2 | 0 | 1 (2015) | ||||
102. | Wheatear | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2011) | ||||
103. | Tree Sparrow | 57 | 22 | 14 | 87 | 53 | 35 | 6 | 6 | 0 | 10 | 290 | 29 | 0 | 87 (2014) | ||||
104. | House Sparrow | 2 | 1 | 0 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 10 | 1 | 0 | 5 (2014) | ||||
105. | Dunnock | 13 | 2 | 35 | 50 | 34 | 47 | 19 | 21 | 3 | 12 | 236 | 24 | 0 | 50 (2014) | ||||
106. | Blue-headed Wagtail | 1 | 2 | 0 | 4 | 7 | 9 | 0 | 0 | 0 | 0 | 23 | 2.3 | 0 | 9 (2016) | ||||
107. | Grey Wagtail | 9 | 21 | 14 | 12 | 16 | 31 | 1 | 12 | 1 | 18 | 135 | 14 | 1 | 31 (2016) | ||||
108. | White Wagtail | 18 | 20 | 29 | 39 | 21 | 64 | 18 | 15 | 0 | 12 | 236 | 24 | 6 | 64 (2016) | ||||
109. | Richard's Pipit | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2014) | ||||
110. | Meadow Pipit | 1108 | 1173 | 1050 | 2120 | 800 | 2837 | 804 | 257 | 0 | 119 | 10268 | 1027 | 0 | 2837 (2016) | ||||
111. | Tree Pipit | 1 | 2 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 20 | 2 | 0 | 17 (2016) | ||||
112. | Tree Pipit/Olive-backed Pipit | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2014) | ||||
113. | Water Pipit | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 5 | 7 | 0.7 | 0 | 5 (2020) | ||||
114. | Rock Pipit | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0.4 | 0 | 2 (2016) | ||||
115. | Rock Pipit/Water Pipit | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 7 | 10 | 1 | 0 | 7 (2020) | ||||
116. | Chaffinch | 14657 | 20840 | 8750 | 8057 | 1555 | 831 | 1697 | 1649 | 40 | 3035 | 61111 | 6111 | 0 | 20840 (2012) | ||||
117. | Brambling | 332 | 217 | 314 | 117 | 312 | 132 | 72 | 64 | 1 | 665 | 2226 | 223 | 0 | 665 (2020) | ||||
118. | finch sp. | 50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 | 5 | 0 | 50 (2011) | ||||
119. | Hawfinch | 5 | 43 | 16 | 8 | 12 | 21 | 13 | 4 | 1 | 75 | 198 | 20 | 7 | 75 (2020) | ||||
120. | Bullfinch | 0 | 0 | 9 | 12 | 0 | 0 | 0 | 1 | 1 | 65 | 88 | 8.8 | 8 | 65 (2020) | ||||
121. | Greenfinch | 91 | 41 | 30 | 80 | 74 | 44 | 5 | 4 | 2 | 105 | 476 | 48 | 0 | 105 (2020) | ||||
122. | Linnet | 36 | 18 | 17 | 25 | 27 | 4 | 1 | 6 | 0 | 7 | 141 | 14 | 0 | 36 (2011) | ||||
123. | Lesser Redpoll | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0.3 | 0 | 3 (2015) | ||||
124. | redpoll sp. | 12 | 9 | 15 | 3 | 10 | 6 | 60 | 3 | 0 | 1 | 119 | 12 | 0 | 60 (2017) | ||||
125. | Crossbill | 0 | 18 | 50 | 2 | 38 | 20 | 35 | 0 | 0 | 0 | 163 | 16 | 0 | 50 (2013) | ||||
126. | Goldfinch | 29 | 8 | 2 | 28 | 14 | 5 | 5 | 8 | 0 | 17 | 116 | 12 | 0 | 29 (2011) | ||||
127. | Serin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 0.3 | 0 | 3 (2020) | ||||
128. | Siskin | 81 | 37 | 20 | 63 | 99 | 21 | 1 | 28 | 3 | 207 | 560 | 56 | 0 | 207 (2020) | ||||
129. | Lapland Bunting | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 3 | 0.3 | 0 | 2 (2016) | ||||
130. | Yellowhammer | 7 | 1 | 4 | 6 | 6 | 3 | 0 | 0 | 1 | 12 | 40 | 4 | 3 | 12 (2020) | ||||
131. | Reed Bunting | 66 | 60 | 23 | 38 | 16 | 38 | 3 | 8 | 0 | 11 | 263 | 26 | 0 | 66 (2011) | ||||
Other species | |||||||||||||||||||
1. | Common Noctule | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 6 | 0.6 | 1 | 2 (2012) | ||||
Other species | |||||||||||||||||||
1. | Small Tortoiseshell | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.1 | 0 | 1 (2012) | ||||
2. | Red Admiral | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 4 | 0.4 | 0 | 3 (2015) | ||||
Other species | |||||||||||||||||||
1. | Common Darter | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2020) | ||||
2. | Migrant Hawker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.1 | 0 | 1 (2020) | ||||
Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Present | Year Maximum | |||||
Totals | 249938 | 236185 | 109966 | 85064 | 91743 | 32241 | 16084 | 10779 | 4035 | 179651 | 1015686 | 101569 | 71 | ||||||
Observation hours | 95:50 | 46:50 | 30:50 | 47:20 | 69:50 | 39:19 | 6:35 | 7:33 | 1:15 | 114:26 | 459:48 | 45:59 |
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