Select until 20 November
Totals Elorrio 2016 - 2025
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
| 1. | Greylag Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 15 | 0 | 17 | 5.7 | 0 | 15 (2024) | | | | |
| 2. | Gadwall | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 3. | Wigeon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 4. | Mallard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 8 | 4 | 16 | 5.3 | 2 | 8 (2024) | | | | |
| 5. | Quail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 10 | 15 | 30 | 10 | 0 | 15 (2025) | | | | |
| 6. | Nightjar | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 5 | 1 (2024) | | | | |
| 7. | Swift | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 1 | 2 (2025) | | | | |
| 8. | Cuckoo | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 0 | 2 (2024) | | | | |
| 9. | Water Rail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 15 | 49 | 81 | 27 | 0 | 49 (2025) | | | | |
| 10. | Moorhen | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 261 | 265 | 88 | 6 | 261 (2025) | | | | |
| 11. | Coot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 17 | 14 | 47 | 15.7 | 0 | 17 (2024) | | | | |
| 12. | Baillon's Crake | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 13. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 78 | 33 | 92 | 203 | 68 | 0 | 92 (2025) | | | | |
| 14. | Little Grebe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 5 | 10 | 3.3 | 0 | 5 (2025) | | | | |
| 15. | Stone Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 16 | 11 | 28 | 9.3 | 0 | 16 (2024) | | | | |
| 16. | Oystercatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 17. | Black-winged Stilt | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 2.3 | 0 | 7 (2024) | | | | |
| 18. | Avocet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.7 | 0 | 2 (2023) | | | | |
| 19. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 1 | 6 | 2 | 0 | 5 (2023) | | | | |
| 20. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 25 | 6 | 40 | 13.3 | 0 | 25 (2024) | | | | |
| 21. | Dotterel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
| 22. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32 | 15 | 13 | 60 | 20 | 0 | 32 (2023) | | | | |
| 23. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 21 | 24 | 62 | 20.7 | 0 | 24 (2025) | | | | |
| 24. | Lapwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 15 | 18 | 37 | 12.3 | 0 | 18 (2025) | | | | |
| 25. | Whimbrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 64 | 58 | 72 | 194 | 65 | 0 | 72 (2025) | | | | |
| 26. | Curlew | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 8 | 30 | 10 | 0 | 22 (2023) | | | | |
| 27. | Snipe | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 0 | 2 (2025) | | | | |
| 28. | Common Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 265 | 255 | 307 | 827 | 276 | 0 | 307 (2025) | | | | |
| 29. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 34 | 34 | 88 | 156 | 52 | 0 | 88 (2025) | | | | |
| 30. | Wood Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 14 | 4 | 25 | 8.3 | 0 | 14 (2024) | | | | |
| 31. | Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 35 | 22 | 109 | 36 | 0 | 52 (2023) | | | | |
| 32. | Greenshank | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 29 | 6 | 45 | 15 | 0 | 29 (2024) | | | | |
| 33. | Turnstone | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
| 34. | Knot | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 6 | 2 | 0 | 4 (2025) | | | | |
| 35. | Curlew Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 36. | Sanderling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 26 | 8.7 | 0 | 26 (2023) | | | | |
| 37. | Dunlin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 12 | 33 | 58 | 19.3 | 0 | 33 (2025) | | | | |
| 38. | Caspian Tern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 11 | 3.7 | 0 | 10 (2025) | | | | |
| 39. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0.7 | 0 | 1 (2023) | | | | |
| 40. | Yellow-legged Gull | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
| 41. | large gull sp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 4 | 1 | 11 | 3.7 | 0 | 6 (2023) | | | | |
| 42. | Spoonbill | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 43. | Little Bittern | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 4 | 1.3 | 0 | 3 (2025) | | | | |
| 44. | Night Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 42 | 39 | 80 | 161 | 54 | 0 | 80 (2025) | | | | |
| 45. | Little Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 11 | 3.7 | 0 | 10 (2025) | | | | |
| 46. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0.7 | 0 | 2 (2024) | | | | |
| 47. | Grey Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 152 | 178 | 137 | 467 | 156 | 0 | 178 (2024) | | | | |
| 48. | Purple Heron | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 14 | 12 | 49 | 16.3 | 0 | 23 (2023) | | | | |
| 49. | Barn Owl | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | | | | | |
| 50. | Kingfisher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2024) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
| 51. | Lesser Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | | | | | |
| 52. | Golden Oriole | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 53. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 8 | 17 | 5.7 | 1 | 9 (2024) | | | | |
| 54. | Raven | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | | | | | |
| 55. | Marsh Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.3 | 0 | 1 (2025) | | | | |
| 56. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 5 | 1.7 | 0 | 3 (2025) | | | | |
| 57. | Skylark | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 43 | 193 | 422 | 658 | 219 | 0 | 422 (2025) | | | | |
| 58. | House Martin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 28 | 10 | 45 | 15 | 0 | 28 (2024) | | | | |
| 59. | Willow Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | 3 (2025) | | | | |
| 60. | Chiffchaff | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 6 | 2 | 0 | 5 (2025) | | | | |
| 61. | Iberian Chiffchaff | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 62. | Firecrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 5 | 1 | 17 | 5.7 | 0 | 11 (2023) | | | | |
| 63. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 4.7 | 0 | 14 (2025) | | | | |
| 64. | Short-toed Tree Creeper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 0.7 | 0 | 1 (2023) | | | | |
| 65. | Spotless Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | | | | | |
| 66. | Song Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2190 | 11102 | 12336 | 25628 | 8543 | 0 | 12336 (2025) | | | | |
| 67. | Mistle Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.7 | 0 | 2 (2025) | | | | |
| 68. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 664 | 6509 | 1535 | 8708 | 2903 | 0 | 6509 (2024) | | | | |
| 69. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 80 | 283 | 383 | 128 | 1 | 283 (2025) | | | | |
| 70. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.3 | 0 | 1 (2024) | | | | |
| 71. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0.7 | 0 | 1 (2024) | | | | |
| 72. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 297 | 204 | 61 | 562 | 187 | 0 | 297 (2023) | | | | |
| 73. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1605 | 1391 | 1867 | 4863 | 1621 | 78 | 1867 (2025) | | | | |
| 74. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 9 | 12 | 37 | 12.3 | 1 | 16 (2023) | | | | |
| 75. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 6 | 2 | 0 | 3 (2024) | | | | |
| 76. | Wheatear | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
| 77. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 12 | 169 | 184 | 61 | 0 | 169 (2025) | | | | |
| 78. | Blue-headed Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 142 | 156 | 52 | 0 | 142 (2025) | | | | |
| 79. | Grey Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 136 | 136 | 45 | 2 | 136 (2025) | | | | |
| 80. | White Wagtail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 1923 | 1928 | 643 | 0 | 1923 (2025) | | | | |
| 81. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 44 | 296 | 364 | 121 | 0 | 296 (2025) | | | | |
| 82. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 252 | 81 | 359 | 120 | 0 | 252 (2024) | | | | |
| 83. | Water Pipit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | 3 (2025) | | | | |
| 84. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1267 | 1270 | 423 | 0 | 1267 (2025) | | | | |
| 85. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 22 | 23 | 7.7 | 0 | 22 (2025) | | | | |
| 86. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 6 | 23 | 7.7 | 0 | 17 (2024) | | | | |
| 87. | Bullfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 13 | 4.3 | 2 | 11 (2025) | | | | |
| 88. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 260 | 265 | 88 | 0 | 260 (2025) | | | | |
| 89. | Linnet | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 32 | 34 | 11.3 | 0 | 32 (2025) | | | | |
| 90. | Goldfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 270 | 270 | 90 | 0 | 270 (2025) | | | | |
| 91. | Citril Finch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.3 | 0 | 1 (2023) | | | | |
| 92. | Serin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 38 | 40 | 13.3 | 0 | 38 (2025) | | | | |
| 93. | Siskin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 48 | 732 | 797 | 266 | 23 | 732 (2025) | | | | |
| 94. | Corn Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 3 | 1 | 0 | 2 (2025) | | | | |
| 95. | Yellowhammer | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 6 | 16 | 5.3 | 0 | 6 (2025) | | | | |
| 96. | Rock Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 6 | 2 | 0 | 6 (2023) | | | | |
| 97. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 44 | 7 | 34 | 85 | 28.3 | 0 | 44 (2023) | | | | |
| 98. | Cirl Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 13 | 4.3 | 0 | 13 (2025) | | | | |
| 99. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 2.7 | 0 | 8 (2025) | | | | |
| 100. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 4 | 1.3 | 0 | 2 (2023) | | | | |
| | Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
| |
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 5926 | 20826 | 23342 | 50094 | 16698 | 127 | | |
| |
Observation hours |
| | | | | | | 2,210:55 | 3,154:26 | 2,462:04 | 7,827:25 | 2,609:08 | | | |