Select until 14 May
Totals Hachmuehlen, Hameln-Pyrmont (nocturnal flight calls) 2016 - 2025
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
1. | Barnacle Goose | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
2. | Tundra Bean Goose | 0 | 0 | 0 | 0 | 7 | 112 | 14 | 36 | 15 | 0 | 184 | 37 | 0 | 112 (2021) | | | | |
3. | Eurasian White-fronted Goose | 0 | 0 | 0 | 0 | 2 | 174 | 44 | 83 | 61 | 0 | 364 | 73 | 0 | 174 (2021) | | | | |
4. | Mute Swan | 0 | 0 | 0 | 0 | 0 | 4 | 2 | 2 | 3 | 0 | 11 | 2.2 | 0 | 4 (2021) | | | | |
5. | Egyptian Goose | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
6. | Shelduck | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.2 | 0 | 1 (2023) | | | | |
7. | Gadwall | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0.6 | 0 | 3 (2021) | | | | |
8. | Wigeon | 0 | 0 | 0 | 0 | 0 | 179 | 190 | 57 | 108 | 0 | 534 | 107 | 0 | 190 (2022) | | | | |
9. | Mallard | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 5 (2021) | | | | |
10. | Pintail | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2021) | | | | |
11. | Teal | 0 | 0 | 0 | 0 | 0 | 33 | 24 | 15 | 7 | 0 | 79 | 15.8 | 0 | 33 (2021) | | | | |
12. | duck sp. | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
13. | Goldeneye | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 1 | 0 | 6 | 1.2 | 0 | 4 (2021) | | | | |
14. | Quail | 0 | 0 | 0 | 0 | 0 | 35 | 15 | 50 | 21 | 0 | 121 | 24 | 0 | 50 (2023) | | | | |
15. | Water Rail | 0 | 0 | 0 | 0 | 0 | 119 | 64 | 56 | 87 | 0 | 326 | 65 | 0 | 119 (2021) | | | | |
16. | Spotted Crake | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0.4 | 0 | 1 (2022) | | | | |
17. | Moorhen | 0 | 0 | 0 | 0 | 5 | 185 | 100 | 98 | 107 | 0 | 495 | 99 | 0 | 185 (2021) | | | | |
18. | Coot | 0 | 0 | 0 | 0 | 1 | 99 | 54 | 45 | 31 | 0 | 230 | 46 | 0 | 99 (2021) | | | | |
19. | Crane | 0 | 0 | 0 | 0 | 1 | 43 | 56 | 61 | 85 | 0 | 246 | 49 | 0 | 85 (2024) | | | | |
20. | Little Grebe | 0 | 0 | 0 | 0 | 0 | 7 | 2 | 7 | 5 | 0 | 21 | 4.2 | 0 | 7 (2021) | | | | |
21. | Oystercatcher | 0 | 0 | 0 | 0 | 0 | 6 | 2 | 3 | 4 | 0 | 15 | 3 | 0 | 6 (2021) | | | | |
22. | Avocet | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
23. | Grey Plover | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 3 | 0.6 | 0 | 1 (2021) | | | | |
24. | Golden Plover | 0 | 0 | 0 | 0 | 0 | 15 | 17 | 12 | 1 | 0 | 45 | 9 | 0 | 17 (2022) | | | | |
25. | Dotterel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.2 | 0 | 1 (2024) | | | | |
26. | Ringed Plover | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 4 | 0 | 0 | 8 | 1.6 | 0 | 4 (2023) | | | | |
27. | Little Ringed Plover | 0 | 0 | 0 | 0 | 0 | 15 | 10 | 1 | 4 | 0 | 30 | 6 | 0 | 15 (2021) | | | | |
28. | Lapwing | 0 | 0 | 0 | 0 | 0 | 41 | 21 | 19 | 6 | 0 | 87 | 17.4 | 0 | 41 (2021) | | | | |
29. | Whimbrel | 0 | 0 | 0 | 0 | 0 | 14 | 7 | 18 | 2 | 0 | 41 | 8.2 | 0 | 18 (2023) | | | | |
30. | Curlew | 0 | 0 | 0 | 0 | 0 | 52 | 20 | 16 | 11 | 0 | 99 | 19.8 | 0 | 52 (2021) | | | | |
31. | Bar-tailed Godwit | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | | | | |
32. | Woodcock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0.4 | 0 | 2 (2023) | | | | |
33. | Snipe | 0 | 0 | 0 | 0 | 1 | 26 | 8 | 1 | 0 | 0 | 36 | 7.2 | 0 | 26 (2021) | | | | |
34. | Common Sandpiper | 0 | 0 | 0 | 0 | 0 | 108 | 51 | 74 | 36 | 0 | 269 | 54 | 0 | 108 (2021) | | | | |
35. | Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 27 | 20 | 17 | 4 | 0 | 68 | 13.6 | 0 | 27 (2021) | | | | |
36. | Wood Sandpiper | 0 | 0 | 0 | 0 | 0 | 8 | 1 | 5 | 4 | 0 | 18 | 3.6 | 0 | 8 (2021) | | | | |
37. | Redshank | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 4 | 0.8 | 0 | 2 (2023) | | | | |
38. | Spotted Redshank | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0.4 | 0 | 1 (2021) | | | | |
39. | Greenshank | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 0 | 1 | 0 | 7 | 1.4 | 0 | 4 (2022) | | | | |
40. | Turnstone | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 5 | 1 | 0 | 4 (2022) | | | | |
41. | Knot | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
42. | Sanderling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.2 | 0 | 1 (2023) | | | | |
43. | Dunlin | 0 | 0 | 0 | 0 | 0 | 7 | 9 | 11 | 3 | 0 | 30 | 6 | 0 | 11 (2023) | | | | |
44. | Caspian Tern | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2022) | | | | |
45. | Black-headed Gull | 0 | 0 | 0 | 0 | 0 | 22 | 13 | 17 | 8 | 0 | 60 | 12 | 0 | 22 (2021) | | | | |
46. | Common Gull | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 3 | 0.6 | 0 | 2 (2021) | | | | |
47. | large gull sp. | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2021) | | | | |
48. | Bittern | 0 | 0 | 0 | 0 | 0 | 16 | 2 | 3 | 11 | 0 | 32 | 6.4 | 0 | 16 (2021) | | | | |
49. | Little Bittern | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 1 | 0 | 5 | 1 | 0 | 4 (2021) | | | | |
50. | Night Heron | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 0.6 | 0 | 3 (2021) | | | | |
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
51. | Great White Egret | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2021) | | | | |
52. | Grey Heron | 0 | 0 | 0 | 0 | 6 | 210 | 125 | 189 | 245 | 0 | 775 | 155 | 0 | 245 (2024) | | | | |
53. | Barn Owl | 0 | 0 | 0 | 0 | 0 | 47 | 8 | 12 | 13 | 0 | 80 | 16 | 0 | 47 (2021) | | | | |
54. | Golden Oriole | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0.2 | 0 | 1 (2023) | | | | |
55. | Carrion Crow | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 8 | 1.6 | 0 | 8 (2021) | | | | |
56. | Waxwing | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2020) | | | | |
57. | Wood Lark | 0 | 0 | 0 | 0 | 0 | 8 | 4 | 1 | 0 | 0 | 13 | 2.6 | 0 | 8 (2021) | | | | |
58. | Skylark | 0 | 0 | 0 | 0 | 1 | 144 | 108 | 66 | 18 | 0 | 337 | 67 | 0 | 144 (2021) | | | | |
59. | Chiffchaff | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 0.8 | 0 | 4 (2021) | | | | |
60. | Blackcap | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 12 | 2.4 | 0 | 12 (2021) | | | | |
61. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | | | | |
62. | Song Thrush | 0 | 0 | 0 | 0 | 14 | 6922 | 6532 | 6749 | 1939 | 0 | 22156 | 4431 | 0 | 6922 (2021) | | | | |
63. | Mistle Thrush | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | | | | |
64. | Redwing | 0 | 0 | 0 | 0 | 355 | 3248 | 6213 | 4862 | 995 | 0 | 15673 | 3135 | 0 | 6213 (2022) | | | | |
65. | Blackbird | 0 | 0 | 0 | 0 | 34 | 647 | 524 | 346 | 66 | 0 | 1617 | 323 | 0 | 647 (2021) | | | | |
66. | Fieldfare | 0 | 0 | 0 | 0 | 2 | 36 | 13 | 7 | 1 | 0 | 59 | 11.8 | 0 | 36 (2021) | | | | |
67. | Ring Ouzel | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 4 | 0.8 | 0 | 3 (2023) | | | | |
68. | Spotted Flycatcher | 0 | 0 | 0 | 0 | 0 | 23 | 10 | 17 | 6 | 0 | 56 | 11.2 | 0 | 23 (2021) | | | | |
69. | Robin | 0 | 0 | 0 | 0 | 0 | 667 | 453 | 486 | 185 | 0 | 1791 | 358 | 0 | 667 (2021) | | | | |
70. | Pied Flycatcher | 0 | 0 | 0 | 0 | 0 | 8 | 3 | 5 | 1 | 0 | 17 | 3.4 | 0 | 8 (2021) | | | | |
71. | Black Redstart | 0 | 0 | 0 | 0 | 0 | 24 | 2 | 3 | 2 | 0 | 31 | 6.2 | 0 | 24 (2021) | | | | |
72. | Dunnock | 0 | 0 | 0 | 0 | 0 | 247 | 105 | 107 | 25 | 0 | 484 | 97 | 0 | 247 (2021) | | | | |
73. | Yellow wagtail sp. | 0 | 0 | 0 | 0 | 0 | 13 | 3 | 5 | 2 | 0 | 23 | 4.6 | 0 | 13 (2021) | | | | |
74. | White Wagtail | 0 | 0 | 0 | 0 | 1 | 8 | 1 | 1 | 0 | 0 | 11 | 2.2 | 0 | 8 (2021) | | | | |
75. | Meadow Pipit | 0 | 0 | 0 | 0 | 0 | 46 | 5 | 3 | 1 | 0 | 55 | 11 | 0 | 46 (2021) | | | | |
76. | Tree Pipit | 0 | 0 | 0 | 0 | 0 | 338 | 260 | 223 | 98 | 0 | 919 | 184 | 0 | 338 (2021) | | | | |
77. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 127 | 16 | 7 | 0 | 0 | 150 | 30 | 0 | 127 (2021) | | | | |
78. | Brambling | 0 | 0 | 0 | 0 | 0 | 123 | 21 | 1 | 1 | 0 | 146 | 29 | 0 | 123 (2021) | | | | |
79. | Hawfinch | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | | | | |
80. | Bullfinch | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0.2 | 0 | 1 (2022) | | | | |
81. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 0.4 | 0 | 2 (2022) | | | | |
82. | Yellowhammer | 0 | 0 | 0 | 0 | 5 | 42 | 2 | 2 | 0 | 0 | 51 | 10.2 | 0 | 42 (2021) | | | | |
83. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 27 | 14 | 9 | 6 | 0 | 56 | 11.2 | 0 | 27 (2021) | | | | |
84. | Reed Bunting | 0 | 0 | 0 | 0 | 0 | 38 | 15 | 7 | 3 | 0 | 63 | 12.6 | 0 | 38 (2021) | | | | |
85. | Species unidentified | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 2 | 1 | 0 | 13 | 2.6 | 0 | 5 (2021) | | | | |
| Species | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Totals | Average | Present | Year Maximum | |
|
Totals |
0 | 0 | 0 | 0 | 436 | 14408 | 15211 | 13834 | 4238 | 0 | 48127 | 9625 | 0 | | |
|
Observation hours |
| | | | 111:48 | 2,064:53 | 1,896:06 | 2,416:15 | 2,022:47 | | 8,511:49 | 1,702:22 | | | |