| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Canada Goose | 0 | 5 | 2 | 0 | 7 | 0 | 7 | 5 (12 Mar) | 10 | 2 | 12 Mar | 9 Apr | ||||
| 2. | Barnacle Goose | 0 | 124 | 199 | 442 | 765 | 1 | 764 | 435 (7 May) | 38 | 8 | 12 Mar | 7 May | ||||
| 3. | Branta sp. | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 2 (21 May) | 5 | 1 | 21 May | 21 May | ||||
| 4. | Greylag Goose | 0 | 28 | 64 | 74 | 166 | 26 | 140 | 26 (21 May) | 67 | 14 | 19 Mar | 21 May | ||||
| 5. | Tundra Bean Goose | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (12 Mar) | 5 | 1 | 12 Mar | 12 Mar | ||||
| 6. | Eurasian White-fronted Goose | 0 | 308 | 3 | 1 | 312 | 6 | 306 | 174 (19 Mar) | 33 | 7 | 12 Mar | 7 May | ||||
| 7. | Mute Swan | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 2 (26 Mar) | 5 | 1 | 26 Mar | 26 Mar | ||||
| 8. | Egyptian Goose | 0 | 11 | 34 | 5 | 50 | 3 | 47 | 19 (15 Apr) | 38 | 8 | 26 Mar | 7 May | ||||
| 9. | Shelduck | 0 | 0 | 24 | 4 | 28 | 9 | 19 | 5 (23 Apr) | 43 | 9 | 12 Apr | 4 May | ||||
| 10. | Garganey | 0 | 1 | 8 | 0 | 9 | 0 | 9 | 5 (16 Apr) | 24 | 5 | 26 Mar | 18 Apr | ||||
| 11. | Shoveler | 0 | 5 | 19 | 0 | 24 | 0 | 24 | 13 (27 Apr) | 19 | 4 | 19 Mar | 27 Apr | ||||
| 12. | Gadwall | 0 | 7 | 0 | 0 | 7 | 0 | 7 | 7 (26 Mar) | 5 | 1 | 26 Mar | 26 Mar | ||||
| 13. | Wigeon | 0 | 93 | 43 | 0 | 136 | 0 | 136 | 93 (19 Mar) | 24 | 5 | 19 Mar | 30 Apr | ||||
| 14. | Mallard | 0 | 0 | 3 | 0 | 3 | 0 | 3 | 3 (16 Apr) | 5 | 1 | 16 Apr | 16 Apr | ||||
| 15. | Pintail | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (19 Apr) | 5 | 1 | 19 Apr | 19 Apr | ||||
| 16. | Teal | 0 | 0 | 6 | 0 | 6 | 0 | 6 | 6 (30 Apr) | 5 | 1 | 30 Apr | 30 Apr | ||||
| 17. | duck sp. | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (26 Mar) | 5 | 1 | 26 Mar | 26 Mar | ||||
| 18. | Red-crested Pochard | 0 | 0 | 9 | 0 | 9 | 0 | 9 | 6 (12 Apr) | 10 | 2 | 12 Apr | 16 Apr | ||||
| 19. | Pochard | 0 | 2 | 1 | 0 | 3 | 0 | 3 | 1 (19 Mar) | 14 | 3 | 19 Mar | 18 Apr | ||||
| 20. | Red-breasted Merganser | 0 | 0 | 3 | 0 | 3 | 0 | 3 | 3 (27 Apr) | 5 | 1 | 27 Apr | 27 Apr | ||||
| 21. | Swift | 0 | 0 | 364 | 535 | 899 | 96 | 803 | 386 (13 May) | 33 | 7 | 27 Apr | 21 May | ||||
| 22. | Cuckoo | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 (2 May) | 5 | 1 | 2 May | 2 May | ||||
| 23. | Stock Dove | 0 | 11 | 25 | 9 | 45 | 0 | 45 | 7 (23 Apr) | 71 | 15 | 12 Mar | 7 May | ||||
| 24. | Woodpigeon | 0 | 38 | 133 | 6 | 177 | 0 | 177 | 64 (12 Apr) | 62 | 13 | 12 Mar | 4 May | ||||
| 25. | Collared Dove | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (9 Apr) | 5 | 1 | 9 Apr | 9 Apr | ||||
| 26. | Great Crested Grebe | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 (4 May) | 5 | 1 | 4 May | 4 May | ||||
| 27. | Oystercatcher | 0 | 6 | 9 | 10 | 25 | 0 | 25 | 6 (19 Mar) | 29 | 6 | 19 Mar | 18 May | ||||
| 28. | Avocet | 0 | 0 | 3 | 0 | 3 | 0 | 3 | 3 (12 Apr) | 5 | 1 | 12 Apr | 12 Apr | ||||
| 29. | Golden Plover | 0 | 191 | 244 | 4 | 439 | 0 | 439 | 220 (9 Apr) | 29 | 6 | 12 Mar | 4 May | ||||
| 30. | Ringed Plover | 0 | 0 | 6 | 0 | 6 | 0 | 6 | 4 (12 Apr) | 14 | 3 | 12 Apr | 30 Apr | ||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Little Ringed Plover | 0 | 0 | 1 | 1 | 2 | 0 | 2 | 1 (23 Apr) | 10 | 2 | 23 Apr | 4 May | ||||
| 32. | Lapwing | 0 | 60 | 17 | 1 | 78 | 0 | 78 | 51 (12 Mar) | 48 | 10 | 12 Mar | 4 May | ||||
| 33. | Whimbrel | 0 | 0 | 268 | 2 | 270 | 36 | 234 | 95 (30 Apr) | 48 | 10 | 9 Apr | 7 May | ||||
| 34. | Curlew | 0 | 15 | 29 | 3 | 47 | 1 | 46 | 16 (23 Apr) | 43 | 9 | 12 Mar | 4 May | ||||
| 35. | Black-tailed Godwit | 0 | 13 | 158 | 0 | 171 | 0 | 171 | 142 (9 Apr) | 29 | 6 | 12 Mar | 19 Apr | ||||
| 36. | Snipe | 0 | 6 | 3 | 1 | 10 | 0 | 10 | 5 (12 Mar) | 24 | 5 | 12 Mar | 2 May | ||||
| 37. | Common Sandpiper | 0 | 0 | 2 | 3 | 5 | 0 | 5 | 2 (30 Apr) | 14 | 3 | 30 Apr | 4 May | ||||
| 38. | Green Sandpiper | 0 | 0 | 39 | 1 | 40 | 1 | 39 | 14 (16 Apr) | 33 | 7 | 12 Apr | 2 May | ||||
| 39. | Wood Sandpiper | 0 | 0 | 8 | 2 | 10 | 0 | 10 | 5 (23 Apr) | 19 | 4 | 23 Apr | 4 May | ||||
| 40. | Redshank | 0 | 4 | 19 | 4 | 27 | 0 | 27 | 5 (23 Apr) | 48 | 10 | 12 Mar | 7 May | ||||
| 41. | Spotted Redshank | 0 | 0 | 5 | 0 | 5 | 0 | 5 | 2 (19 Apr) | 14 | 3 | 19 Apr | 30 Apr | ||||
| 42. | Greenshank | 0 | 0 | 11 | 0 | 11 | 0 | 11 | 5 (23 Apr) | 14 | 3 | 23 Apr | 30 Apr | ||||
| 43. | Ruff | 0 | 2 | 15 | 0 | 17 | 0 | 17 | 6 (23 Apr) | 19 | 4 | 26 Mar | 30 Apr | ||||
| 44. | wader sp. | 0 | 0 | 2 | 1 | 3 | 0 | 3 | 1 (18 Apr) | 14 | 3 | 18 Apr | 4 May | ||||
| 45. | Whiskered Tern | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 (18 May) | 5 | 1 | 18 May | 18 May | ||||
| 46. | Black Tern | 0 | 0 | 22 | 43 | 65 | 0 | 65 | 22 (30 Apr) | 33 | 7 | 30 Apr | 21 May | ||||
| 47. | Common Tern | 0 | 0 | 20 | 7 | 27 | 0 | 27 | 7 (2 May) | 29 | 6 | 18 Apr | 2 May | ||||
| 48. | Little Gull | 0 | 0 | 458 | 27 | 485 | 0 | 485 | 407 (30 Apr) | 24 | 5 | 27 Apr | 18 May | ||||
| 49. | Black-headed Gull | 0 | 113 | 221 | 55 | 389 | 0 | 389 | 84 (19 Mar) | 57 | 12 | 19 Mar | 7 May | ||||
| 50. | Mediterranean Gull | 0 | 1 | 14 | 4 | 19 | 0 | 19 | 4 (18 Apr) | 48 | 10 | 19 Mar | 18 May | ||||
| 51. | Common Gull | 0 | 61 | 4 | 0 | 65 | 0 | 65 | 53 (19 Mar) | 24 | 5 | 19 Mar | 30 Apr | ||||
| 52. | Caspian Gull | 0 | 1 | 11 | 7 | 19 | 0 | 19 | 4 (30 Apr) | 48 | 10 | 26 Mar | 18 May | ||||
| 53. | Herring Gull | 0 | 2 | 2 | 0 | 4 | 0 | 4 | 2 (19 Mar) | 14 | 3 | 19 Mar | 27 Apr | ||||
| 54. | Yellow-legged Gull | 0 | 1 | 2 | 1 | 4 | 0 | 4 | 1 (19 Mar) | 19 | 4 | 19 Mar | 21 May | ||||
| 55. | Lesser Black-backed Gull | 0 | 9 | 34 | 18 | 61 | 0 | 61 | 12 (4 May) | 62 | 13 | 19 Mar | 13 May | ||||
| 56. | Red-throated Diver | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (2 Feb) | 5 | 1 | 2 Feb | 2 Feb | ||||
| 57. | White Stork | 0 | 0 | 2 | 1 | 3 | 0 | 3 | 2 (16 Apr) | 10 | 2 | 16 Apr | 13 May | ||||
| 58. | Cormorant | 0 | 168 | 433 | 98 | 699 | 72 | 627 | 162 (27 Apr) | 90 | 19 | 12 Mar | 21 May | ||||
| 59. | Glossy Ibis | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (27 Apr) | 5 | 1 | 27 Apr | 27 Apr | ||||
| 60. | Spoonbill | 0 | 0 | 3 | 8 | 11 | 2 | 9 | 5 (18 May) | 33 | 7 | 12 Apr | 21 May | ||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Little Egret | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (30 Apr) | 5 | 1 | 30 Apr | 30 Apr | ||||
| 62. | Great White Egret | 0 | 15 | 34 | 14 | 63 | 8 | 55 | 12 (12 Mar) | 76 | 16 | 12 Mar | 21 May | ||||
| 63. | Grey Heron | 0 | 19 | 20 | 5 | 44 | 1 | 43 | 12 (12 Mar) | 67 | 14 | 12 Mar | 21 May | ||||
| 64. | Purple Heron | 0 | 0 | 7 | 4 | 11 | 0 | 11 | 2 (15 Apr) | 43 | 9 | 15 Apr | 7 May | ||||
| 65. | Osprey | 0 | 0 | 5 | 1 | 6 | 1 | 5 | 2 (11 Apr) | 24 | 5 | 9 Apr | 21 May | ||||
| 66. | Honey Buzzard | 0 | 0 | 0 | 3 | 3 | 0 | 3 | 3 (18 May) | 5 | 1 | 18 May | 18 May | ||||
| 67. | Sparrowhawk | 0 | 1 | 2 | 0 | 3 | 0 | 3 | 1 (12 Mar) | 14 | 3 | 12 Mar | 19 Apr | ||||
| 68. | Marsh Harrier | 0 | 8 | 43 | 7 | 58 | 0 | 58 | 9 (12 Apr) | 81 | 17 | 12 Mar | 21 May | ||||
| 69. | Hen Harrier | 0 | 2 | 1 | 1 | 4 | 0 | 4 | 1 (12 Mar) | 19 | 4 | 12 Mar | 2 May | ||||
| 70. | Montagu's Harrier | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 (18 May) | 5 | 1 | 18 May | 18 May | ||||
| 71. | Red Kite | 0 | 0 | 1 | 2 | 3 | 0 | 3 | 1 (19 Apr) | 14 | 3 | 19 Apr | 18 May | ||||
| 72. | Black Kite | 0 | 0 | 3 | 0 | 3 | 0 | 3 | 1 (19 Apr) | 14 | 3 | 19 Apr | 30 Apr | ||||
| 73. | White-tailed Eagle | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (19 Apr) | 5 | 1 | 19 Apr | 19 Apr | ||||
| 74. | Common Buzzard | 0 | 4 | 14 | 1 | 19 | 0 | 19 | 6 (27 Apr) | 43 | 9 | 12 Mar | 4 May | ||||
| 75. | Great Spotted Woodpecker | 0 | 2 | 4 | 0 | 6 | 0 | 6 | 1 (12 Mar) | 29 | 6 | 12 Mar | 23 Apr | ||||
| 76. | Kestrel | 0 | 0 | 4 | 1 | 5 | 0 | 5 | 1 (11 Apr) | 24 | 5 | 11 Apr | 4 May | ||||
| 77. | Merlin | 0 | 0 | 6 | 0 | 6 | 0 | 6 | 3 (12 Apr) | 14 | 3 | 12 Apr | 23 Apr | ||||
| 78. | Hobby | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 1 (23 Apr) | 10 | 2 | 23 Apr | 27 Apr | ||||
| 79. | Peregrine | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (9 Apr) | 5 | 1 | 9 Apr | 9 Apr | ||||
| 80. | Jay | 0 | 1 | 19 | 7 | 27 | 0 | 27 | 3 (15 Apr) | 67 | 14 | 26 Mar | 18 May | ||||
| 81. | Jackdaw | 0 | 29 | 13 | 6 | 48 | 0 | 48 | 14 (12 Mar) | 57 | 12 | 12 Mar | 4 May | ||||
| 82. | Rook | 0 | 1 | 3 | 0 | 4 | 0 | 4 | 1 (12 Mar) | 19 | 4 | 12 Mar | 27 Apr | ||||
| 83. | Carrion Crow | 0 | 9 | 50 | 11 | 70 | 2 | 68 | 14 (19 Apr) | 67 | 14 | 19 Mar | 7 May | ||||
| 84. | Hooded Crow | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 (12 Mar) | 5 | 1 | 12 Mar | 12 Mar | ||||
| 85. | Raven | 0 | 0 | 4 | 0 | 4 | 0 | 4 | 3 (11 Apr) | 10 | 2 | 11 Apr | 12 Apr | ||||
| 86. | Blue Tit | 0 | 1 | 2 | 0 | 3 | 0 | 3 | 2 (19 Apr) | 10 | 2 | 26 Mar | 19 Apr | ||||
| 87. | Bearded Tit | 0 | 7 | 6 | 0 | 13 | 0 | 13 | 7 (26 Mar) | 14 | 3 | 26 Mar | 12 Apr | ||||
| 88. | Skylark | 0 | 186 | 0 | 0 | 186 | 0 | 186 | 180 (12 Mar) | 14 | 3 | 12 Mar | 26 Mar | ||||
| 89. | Sand Martin | 0 | 0 | 28 | 5 | 33 | 2 | 31 | 10 (12 Apr) | 38 | 8 | 12 Apr | 13 May | ||||
| 90. | Swallow | 0 | 0 | 896 | 236 | 1132 | 0 | 1132 | 677 (30 Apr) | 81 | 17 | 9 Apr | 21 May | ||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 91. | House Martin | 0 | 0 | 141 | 29 | 170 | 0 | 170 | 130 (30 Apr) | 48 | 10 | 15 Apr | 21 May | ||||
| 92. | Chiffchaff | 0 | 1 | 1 | 0 | 2 | 0 | 2 | 1 (12 Mar) | 10 | 2 | 12 Mar | 12 Apr | ||||
| 93. | Reed Warbler | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (27 Apr) | 5 | 1 | 27 Apr | 27 Apr | ||||
| 94. | Starling | 0 | 7101 | 304 | 4 | 7409 | 0 | 7409 | 3504 (12 Mar) | 67 | 14 | 12 Mar | 4 May | ||||
| 95. | Song Thrush | 0 | 10 | 43 | 0 | 53 | 0 | 53 | 25 (12 Apr) | 33 | 7 | 26 Mar | 23 Apr | ||||
| 96. | Mistle Thrush | 0 | 5 | 11 | 0 | 16 | 3 | 13 | 5 (23 Apr) | 38 | 8 | 12 Mar | 30 Apr | ||||
| 97. | Redwing | 0 | 59 | 1 | 0 | 60 | 0 | 60 | 58 (19 Mar) | 14 | 3 | 12 Mar | 9 Apr | ||||
| 98. | Blackbird | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 2 (23 Apr) | 5 | 1 | 23 Apr | 23 Apr | ||||
| 99. | Fieldfare | 0 | 242 | 53 | 0 | 295 | 0 | 295 | 136 (12 Mar) | 24 | 5 | 12 Mar | 19 Apr | ||||
| 100. | Ring Ouzel | 0 | 0 | 3 | 1 | 4 | 0 | 4 | 2 (19 Apr) | 14 | 3 | 19 Apr | 4 May | ||||
| 101. | thrush sp. | 0 | 0 | 32 | 0 | 32 | 0 | 32 | 16 (15 Apr) | 14 | 3 | 12 Apr | 23 Apr | ||||
| 102. | Whinchat | 0 | 0 | 1 | 1 | 2 | 0 | 2 | 1 (19 Apr) | 10 | 2 | 19 Apr | 2 May | ||||
| 103. | Tree Sparrow | 0 | 4 | 2 | 1 | 7 | 2 | 5 | 3 (26 Mar) | 19 | 4 | 19 Mar | 2 May | ||||
| 104. | Dunnock | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 1 (12 Mar) | 10 | 2 | 12 Mar | 26 Mar | ||||
| 105. | Blue-headed Wagtail | 0 | 0 | 168 | 6 | 174 | 0 | 174 | 74 (15 Apr) | 43 | 9 | 9 Apr | 4 May | ||||
| 106. | Yellow Wagtail (flavissima) | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (30 Apr) | 5 | 1 | 30 Apr | 30 Apr | ||||
| 107. | Grey-headed Wagtail | 0 | 0 | 4 | 10 | 14 | 0 | 14 | 7 (4 May) | 14 | 3 | 30 Apr | 4 May | ||||
| 108. | Yellow wagtail sp. | 0 | 0 | 219 | 74 | 293 | 0 | 293 | 55 (19 Apr) | 67 | 14 | 11 Apr | 21 May | ||||
| 109. | Grey Wagtail | 0 | 4 | 1 | 1 | 6 | 0 | 6 | 2 (19 Mar) | 19 | 4 | 19 Mar | 4 May | ||||
| 110. | White Wagtail | 0 | 29 | 7 | 1 | 37 | 0 | 37 | 18 (12 Mar) | 38 | 8 | 12 Mar | 4 May | ||||
| 111. | alba wagtail sp. | 0 | 125 | 32 | 4 | 161 | 0 | 161 | 73 (12 Mar) | 67 | 14 | 12 Mar | 18 May | ||||
| 112. | Pied Wagtail | 0 | 1 | 1 | 0 | 2 | 0 | 2 | 1 (19 Mar) | 10 | 2 | 19 Mar | 30 Apr | ||||
| 113. | Meadow Pipit | 0 | 225 | 11405 | 215 | 11845 | 0 | 11845 | 6284 (23 Apr) | 86 | 18 | 12 Mar | 18 May | ||||
| 114. | Tree Pipit | 0 | 0 | 24 | 5 | 29 | 0 | 29 | 10 (12 Apr) | 52 | 11 | 11 Apr | 4 May | ||||
| 115. | Water Pipit | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 2 (12 Mar) | 5 | 1 | 12 Mar | 12 Mar | ||||
| 116. | Rock Pipit/Water Pipit | 0 | 1 | 1 | 0 | 2 | 0 | 2 | 1 (26 Mar) | 10 | 2 | 26 Mar | 9 Apr | ||||
| 117. | Chaffinch | 0 | 582 | 40 | 1 | 623 | 2 | 621 | 518 (19 Mar) | 52 | 11 | 12 Mar | 2 May | ||||
| 118. | Brambling | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 2 (12 Apr) | 5 | 1 | 12 Apr | 12 Apr | ||||
| 119. | finch sp. | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 2 (19 Apr) | 5 | 1 | 19 Apr | 19 Apr | ||||
| 120. | Greenfinch | 0 | 6 | 5 | 0 | 11 | 0 | 11 | 4 (19 Mar) | 29 | 6 | 12 Mar | 23 Apr | ||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 121. | Linnet | 0 | 43 | 237 | 3 | 283 | 8 | 275 | 49 (12 Apr) | 71 | 15 | 12 Mar | 18 May | ||||
| 122. | Goldfinch | 0 | 8 | 25 | 1 | 34 | 2 | 32 | 7 (16 Apr) | 48 | 10 | 19 Mar | 2 May | ||||
| 123. | Serin | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 (19 Apr) | 5 | 1 | 19 Apr | 19 Apr | ||||
| 124. | Siskin | 0 | 2 | 1 | 1 | 4 | 0 | 4 | 1 (19 Mar) | 19 | 4 | 19 Mar | 2 May | ||||
| 125. | Reed Bunting | 0 | 57 | 30 | 3 | 90 | 1 | 89 | 26 (26 Mar) | 62 | 13 | 12 Mar | 2 May | ||||
| Other species | |||||||||||||||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | European Peacock | 0 | 1 | 0 | 2 | 3 | 0 | 3 | 1 (26 Mar) | 14 | 3 | 26 Mar | 4 May | ||||
| 2. | white sp. (butterfly) | 0 | 0 | 5 | 2 | 7 | 0 | 7 | 3 (30 Apr) | 14 | 3 | 19 Apr | 18 May | ||||
| 3. | Red Admiral | 0 | 0 | 0 | 5 | 5 | 0 | 5 | 4 (18 May) | 10 | 2 | 13 May | 18 May | ||||
| Other species | |||||||||||||||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Bumblebee sp. | 0 | 4 | 17 | 4 | 25 | 0 | 25 | 7 (19 Apr) | 48 | 10 | 19 Mar | 4 May | ||||
| Species | Feb | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 1 | 10090 | 17001 | 2062 | 29154 | 287 | 28867 | 100 | 21 | ||||||||
| Observation hours | 0:30 | 12:00 | 49:50 | 18:00 | 80:20 | ||||||||||||
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