Select until 9 May
Totals Holtgast, Ostfriesland (nocturnal flight calls) 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 1. | Canada Goose | 0 | 0 | 0 | 0 | 5 | 7 | 5 | 0 | 2 | 2 | 21 | 4.2 | 0 | 7 (2021) | ||||
| 2. | Barnacle Goose | 0 | 0 | 0 | 0 | 49 | 63 | 9 | 0 | 0 | 13 | 134 | 27 | 0 | 63 (2021) | ||||
| 3. | Greylag Goose | 0 | 0 | 0 | 0 | 18 | 81 | 33 | 0 | 8 | 32 | 172 | 34 | 1 | 81 (2021) | ||||
| 4. | goose sp. | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 5. | Tundra Bean Goose | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 6. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 10 | 100 | 58 | 0 | 0 | 40 | 208 | 42 | 0 | 100 (2021) | ||||
| 7. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 8. | Whooper Swan | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 3 | 0.6 | 0 | 2 (2025) | ||||
| 9. | Egyptian Goose | 0 | 0 | 0 | 0 | 0 | 8 | 14 | 0 | 0 | 0 | 22 | 4.4 | 0 | 14 (2022) | ||||
| 10. | Gadwall | 0 | 0 | 0 | 0 | 0 | 6 | 7 | 0 | 0 | 1 | 14 | 2.8 | 0 | 7 (2022) | ||||
| 11. | Wigeon | 0 | 0 | 0 | 0 | 36 | 170 | 37 | 0 | 1 | 50 | 294 | 59 | 0 | 170 (2021) | ||||
| 12. | Mallard | 0 | 0 | 0 | 0 | 0 | 18 | 23 | 0 | 2 | 3 | 46 | 9.2 | 0 | 23 (2022) | ||||
| 13. | Pintail | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 0 | 0 | 0 | 6 | 1.2 | 0 | 3 (2021) | ||||
| 14. | Teal | 0 | 0 | 0 | 0 | 11 | 65 | 29 | 0 | 0 | 21 | 126 | 25 | 0 | 65 (2021) | ||||
| 15. | duck sp. | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 16. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 17. | Pheasant | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0.8 | 0 | 4 (2021) | ||||
| 18. | Quail | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 0 | 2 | 0 | 11 | 2.2 | 0 | 7 (2021) | ||||
| 19. | Water Rail | 0 | 0 | 0 | 0 | 7 | 5 | 6 | 0 | 2 | 8 | 28 | 5.6 | 0 | 8 (2025) | ||||
| 20. | Moorhen | 0 | 0 | 0 | 0 | 0 | 9 | 12 | 0 | 0 | 0 | 21 | 4.2 | 0 | 12 (2022) | ||||
| 21. | Coot | 0 | 0 | 0 | 0 | 0 | 5 | 7 | 0 | 0 | 8 | 20 | 4 | 1 | 8 (2025) | ||||
| 22. | Crane | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 2 | 6 | 1.2 | 0 | 4 (2022) | ||||
| 23. | Little Grebe | 0 | 0 | 0 | 0 | 8 | 4 | 3 | 0 | 3 | 1 | 19 | 3.8 | 0 | 8 (2020) | ||||
| 24. | Oystercatcher | 0 | 0 | 0 | 0 | 53 | 51 | 24 | 0 | 4 | 11 | 143 | 29 | 0 | 53 (2020) | ||||
| 25. | Avocet | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 4 | 0.8 | 0 | 2 (2025) | ||||
| 26. | Grey Plover | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2020) | ||||
| 27. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 12 | 4 | 0 | 1 | 4 | 21 | 4.2 | 0 | 12 (2021) | ||||
| 28. | Dotterel | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2020) | ||||
| 29. | Ringed Plover | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 0 | 5 | 0 | 12 | 2.4 | 0 | 5 (2024) | ||||
| 30. | Little Ringed Plover | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 4 | 0.8 | 0 | 3 (2021) | ||||
| 31. | Lapwing | 0 | 0 | 0 | 0 | 2 | 8 | 0 | 0 | 1 | 0 | 11 | 2.2 | 0 | 8 (2021) | ||||
| 32. | Whimbrel | 0 | 0 | 0 | 0 | 5 | 9 | 7 | 0 | 9 | 0 | 30 | 6 | 0 | 9 (2021) | ||||
| 33. | Curlew | 0 | 0 | 0 | 0 | 23 | 88 | 9 | 0 | 11 | 2 | 133 | 27 | 0 | 88 (2021) | ||||
| 34. | Jack Snipe | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 35. | Woodcock | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 36. | Snipe | 0 | 0 | 0 | 0 | 3 | 11 | 1 | 0 | 0 | 9 | 24 | 4.8 | 0 | 11 (2021) | ||||
| 37. | Common Sandpiper | 0 | 0 | 0 | 0 | 18 | 17 | 17 | 0 | 25 | 0 | 77 | 15.4 | 0 | 25 (2024) | ||||
| 38. | Green Sandpiper | 0 | 0 | 0 | 0 | 5 | 6 | 2 | 0 | 11 | 0 | 24 | 4.8 | 0 | 11 (2024) | ||||
| 39. | Wood Sandpiper | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2020) | ||||
| 40. | Redshank | 0 | 0 | 0 | 0 | 7 | 7 | 0 | 0 | 6 | 0 | 20 | 4 | 0 | 7 (2020) | ||||
| 41. | Spotted Redshank | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2022) | ||||
| 42. | Greenshank | 0 | 0 | 0 | 0 | 2 | 2 | 3 | 0 | 2 | 0 | 9 | 1.8 | 0 | 3 (2022) | ||||
| 43. | Dunlin | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 0 | 3 | 2 | 10 | 2 | 0 | 3 (2021) | ||||
| 44. | Black-headed Gull | 0 | 0 | 0 | 0 | 2 | 17 | 16 | 0 | 2 | 17 | 54 | 10.8 | 0 | 17 (2021) | ||||
| 45. | Common Gull | 0 | 0 | 0 | 0 | 8 | 8 | 4 | 0 | 0 | 1 | 21 | 4.2 | 0 | 8 (2020) | ||||
| 46. | Herring Gull | 0 | 0 | 0 | 0 | 0 | 7 | 10 | 0 | 0 | 1 | 18 | 3.6 | 0 | 10 (2022) | ||||
| 47. | Lesser Black-backed Gull | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2020) | ||||
| 48. | Bittern | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 0 | 2 | 2 | 10 | 2 | 0 | 2 (2020) | ||||
| 49. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0.4 | 0 | 1 (2021) | ||||
| 50. | Grey Heron | 0 | 0 | 0 | 0 | 54 | 21 | 49 | 0 | 44 | 19 | 187 | 37 | 0 | 54 (2020) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| 51. | Barn Owl | 0 | 0 | 0 | 0 | 2 | 29 | 17 | 0 | 2 | 4 | 54 | 10.8 | 0 | 29 (2021) | ||||
| 52. | Long-eared Owl | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0.4 | 2 | 2 (2020) | ||||
| 53. | Tawny Owl | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2021) | ||||
| 54. | Jay | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 55. | Magpie | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 56. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 3 | 0.6 | 0 | 2 (2022) | ||||
| 57. | Skylark | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 0.4 | 0 | 1 (2021) | ||||
| 58. | Blackcap | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 59. | Firecrest | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 60. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 4 | 0.8 | 0 | 3 (2021) | ||||
| 61. | Song Thrush | 0 | 0 | 0 | 0 | 31 | 929 | 455 | 0 | 0 | 61 | 1476 | 295 | 0 | 929 (2021) | ||||
| 62. | Redwing | 0 | 0 | 0 | 0 | 98 | 140 | 172 | 0 | 0 | 34 | 444 | 89 | 0 | 172 (2022) | ||||
| 63. | Blackbird | 0 | 0 | 0 | 0 | 6 | 4 | 1 | 0 | 0 | 0 | 11 | 2.2 | 0 | 6 (2020) | ||||
| 64. | Fieldfare | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 3 | 0.6 | 0 | 2 (2021) | ||||
| 65. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 0 | 0 | 0 | 6 | 1.2 | 0 | 4 (2022) | ||||
| 66. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 3 | 0 | 5 | 1 | 0 | 3 (2024) | ||||
| 67. | Robin | 0 | 0 | 0 | 0 | 2 | 84 | 45 | 0 | 0 | 0 | 131 | 26 | 0 | 84 (2021) | ||||
| 68. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 69. | Redstart | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 70. | White Wagtail | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 3 | 0.6 | 0 | 2 (2020) | ||||
| 71. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 72. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 5 | 0 | 10 | 2 | 0 | 5 (2024) | ||||
| 73. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | ||||
| 74. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | ||||
| 75. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 0 | 2 | 0 | 9 | 1.8 | 0 | 5 (2022) | ||||
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |||||
| Totals | 0 | 0 | 0 | 0 | 481 | 2042 | 1122 | 0 | 159 | 352 | 4156 | 831 | 4 | ||||||
| Observation hours | 483:38 | 598:01 | 314:49 | 268:26 | 219:04 | 1,883:58 | 376:48 | ||||||||||||
