Totals Castricum aan Zee (zeetrek) 2026
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Jan | Feb | Mar | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 5 | 119 | 0 | 124 | 4 | 120 | 64 (28 Feb) | 36 | 4 | 4 Jan | 28 Feb | ||||
| 2. | Canada Goose | 1 | 0 | 0 | 1 | 0 | 1 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 3. | Canada X Greylag Goose | 0 | 1 | 0 | 1 | 0 | 1 | 1 (28 Feb) | 9 | 1 | 28 Feb | 28 Feb | ||||
| 4. | Barnacle Goose | 269 | 1186 | 281 | 1736 | 167 | 1569 | 1020 (8 Feb) | 82 | 9 | 24 Jan | 6 Mar | ||||
| 5. | Greylag Goose | 2 | 63 | 61 | 126 | 66 | 60 | 61 (4 Mar) | 55 | 6 | 24 Jan | 4 Mar | ||||
| 6. | goose sp. | 0 | 30 | 0 | 30 | 30 | 0 | 30 (8 Feb) | 9 | 1 | 8 Feb | 8 Feb | ||||
| 7. | Domestic Goose | 0 | 1 | 0 | 1 | 0 | 1 | 1 (8 Feb) | 9 | 1 | 8 Feb | 8 Feb | ||||
| 8. | Pink-footed Goose | 0 | 22 | 0 | 22 | 0 | 22 | 22 (8 Feb) | 9 | 1 | 8 Feb | 8 Feb | ||||
| 9. | Tundra Bean Goose | 0 | 4 | 0 | 4 | 4 | 0 | 4 (8 Feb) | 9 | 1 | 8 Feb | 8 Feb | ||||
| 10. | Eurasian White-fronted Goose | 18 | 119 | 0 | 137 | 130 | 7 | 115 (8 Feb) | 27 | 3 | 25 Jan | 14 Feb | ||||
| 11. | Egyptian Goose | 8 | 3 | 3 | 14 | 1 | 13 | 8 (24 Jan) | 36 | 4 | 24 Jan | 4 Mar | ||||
| 12. | Shelduck | 10 | 12 | 7 | 29 | 19 | 10 | 10 (24 Jan) | 45 | 5 | 24 Jan | 4 Mar | ||||
| 13. | Shoveler | 0 | 2 | 22 | 24 | 0 | 24 | 22 (4 Mar) | 18 | 2 | 8 Feb | 4 Mar | ||||
| 14. | Gadwall | 4 | 2 | 4 | 10 | 4 | 6 | 4 (24 Jan) | 27 | 3 | 24 Jan | 4 Mar | ||||
| 15. | Wigeon | 23 | 87 | 39 | 149 | 20 | 129 | 80 (14 Feb) | 55 | 6 | 24 Jan | 6 Mar | ||||
| 16. | Pintail | 0 | 3 | 178 | 181 | 0 | 181 | 178 (4 Mar) | 18 | 2 | 21 Feb | 4 Mar | ||||
| 17. | Teal | 23 | 125 | 152 | 300 | 77 | 223 | 139 (4 Mar) | 73 | 8 | 4 Jan | 12 Mar | ||||
| 18. | duck sp. | 0 | 4 | 15 | 19 | 0 | 19 | 15 (4 Mar) | 18 | 2 | 28 Feb | 4 Mar | ||||
| 19. | Pochard | 16 | 0 | 0 | 16 | 13 | 3 | 16 (24 Jan) | 9 | 1 | 24 Jan | 24 Jan | ||||
| 20. | Eider | 7 | 34 | 98 | 139 | 104 | 35 | 87 (4 Mar) | 91 | 10 | 4 Jan | 12 Mar | ||||
| 21. | Velvet Scoter | 1 | 0 | 0 | 1 | 1 | 0 | 1 (4 Jan) | 9 | 1 | 4 Jan | 4 Jan | ||||
| 22. | Common Scoter | 312 | 435 | 388 | 1135 | 625 | 510 | 253 (4 Mar) | 100 | 11 | 4 Jan | 12 Mar | ||||
| 23. | Long-tailed Duck | 0 | 1 | 0 | 1 | 1 | 0 | 1 (8 Feb) | 9 | 1 | 8 Feb | 8 Feb | ||||
| 24. | Goldeneye | 4 | 0 | 0 | 4 | 4 | 0 | 4 (24 Jan) | 9 | 1 | 24 Jan | 24 Jan | ||||
| 25. | Smew | 1 | 0 | 0 | 1 | 1 | 0 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 26. | Goosander | 2 | 0 | 0 | 2 | 0 | 2 | 2 (24 Jan) | 9 | 1 | 24 Jan | 24 Jan | ||||
| 27. | Red-breasted Merganser | 11 | 3 | 59 | 73 | 9 | 64 | 55 (4 Mar) | 55 | 6 | 4 Jan | 6 Mar | ||||
| 28. | Red-necked Grebe | 1 | 1 | 0 | 2 | 1 | 1 | 1 (24 Jan) | 18 | 2 | 24 Jan | 18 Feb | ||||
| 29. | Great Crested Grebe | 89 | 71 | 9 | 169 | 113 | 56 | 55 (24 Jan) | 73 | 8 | 24 Jan | 4 Mar | ||||
| 30. | Oystercatcher | 0 | 5 | 15 | 20 | 10 | 10 | 12 (4 Mar) | 55 | 6 | 8 Feb | 6 Mar | ||||
| Species | Jan | Feb | Mar | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Ringed Plover | 0 | 0 | 1 | 1 | 0 | 1 | 1 (6 Mar) | 9 | 1 | 6 Mar | 6 Mar | ||||
| 32. | Lapwing | 6 | 0 | 0 | 6 | 6 | 0 | 6 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 33. | Curlew | 0 | 2 | 1 | 3 | 1 | 2 | 2 (8 Feb) | 18 | 2 | 8 Feb | 4 Mar | ||||
| 34. | Ruff | 1 | 0 | 0 | 1 | 0 | 1 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 35. | Sanderling | 0 | 340 | 228 | 568 | 150 | 418 | 223 (6 Mar) | 36 | 4 | 14 Feb | 6 Mar | ||||
| 36. | Dunlin | 4 | 41 | 482 | 527 | 1 | 526 | 482 (4 Mar) | 36 | 4 | 24 Jan | 4 Mar | ||||
| 37. | Little Gull | 2 | 0 | 0 | 2 | 2 | 0 | 2 (4 Jan) | 9 | 1 | 4 Jan | 4 Jan | ||||
| 38. | Kittiwake | 133 | 2 | 0 | 135 | 13 | 122 | 130 (4 Jan) | 36 | 4 | 4 Jan | 18 Feb | ||||
| 39. | Black-headed Gull | 191 | 625 | 266 | 1082 | 910 | 172 | 507 (8 Feb) | 91 | 10 | 4 Jan | 12 Mar | ||||
| 40. | Common Gull | 352 | 539 | 455 | 1346 | 251 | 1095 | 391 (21 Feb) | 100 | 11 | 4 Jan | 12 Mar | ||||
| 41. | Herring Gull | 0 | 0 | 300 | 300 | 0 | 300 | 300 (12 Mar) | 9 | 1 | 12 Mar | 12 Mar | ||||
| 42. | Lesser Black-backed Gull | 0 | 1 | 1 | 2 | 2 | 0 | 1 (8 Feb) | 18 | 2 | 8 Feb | 6 Mar | ||||
| 43. | Puffin | 1 | 0 | 0 | 1 | 1 | 0 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 44. | Razorbill | 35 | 1 | 0 | 36 | 32 | 4 | 27 (25 Jan) | 27 | 3 | 24 Jan | 21 Feb | ||||
| 45. | Razorbill/Guillemot | 756 | 67 | 0 | 823 | 634 | 189 | 563 (24 Jan) | 55 | 6 | 24 Jan | 21 Feb | ||||
| 46. | Guillemot | 4 | 1 | 0 | 5 | 2 | 3 | 3 (25 Jan) | 27 | 3 | 24 Jan | 21 Feb | ||||
| 47. | Red-throated Diver | 0 | 5 | 5 | 10 | 5 | 5 | 4 (4 Mar) | 36 | 4 | 8 Feb | 12 Mar | ||||
| 48. | Black-throated Diver | 2 | 0 | 0 | 2 | 2 | 0 | 1 (24 Jan) | 18 | 2 | 24 Jan | 25 Jan | ||||
| 49. | Great Northern Diver | 1 | 0 | 0 | 1 | 1 | 0 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 50. | diver sp. | 1294 | 630 | 45 | 1969 | 1470 | 499 | 727 (24 Jan) | 91 | 10 | 4 Jan | 6 Mar | ||||
| 51. | Fulmar | 11 | 0 | 0 | 11 | 1 | 10 | 11 (4 Jan) | 9 | 1 | 4 Jan | 4 Jan | ||||
| 52. | Gannet | 434 | 44 | 1 | 479 | 262 | 217 | 182 (4 Jan) | 73 | 8 | 4 Jan | 4 Mar | ||||
| 53. | Cormorant | 0 | 35 | 0 | 35 | 21 | 14 | 35 (28 Feb) | 9 | 1 | 28 Feb | 28 Feb | ||||
| 54. | Marsh Harrier | 1 | 0 | 0 | 1 | 1 | 0 | 1 (25 Jan) | 9 | 1 | 25 Jan | 25 Jan | ||||
| 55. | Kestrel | 0 | 0 | 1 | 1 | 0 | 1 | 1 (4 Mar) | 9 | 1 | 4 Mar | 4 Mar | ||||
| 56. | Carrion Crow | 0 | 0 | 5 | 5 | 0 | 5 | 5 (6 Mar) | 9 | 1 | 6 Mar | 6 Mar | ||||
| 57. | Skylark | 0 | 1 | 0 | 1 | 1 | 0 | 1 (18 Feb) | 9 | 1 | 18 Feb | 18 Feb | ||||
| 58. | Starling | 0 | 1 | 4 | 5 | 0 | 5 | 4 (4 Mar) | 18 | 2 | 18 Feb | 4 Mar | ||||
| 59. | Snow Bunting | 0 | 0 | 1 | 1 | 0 | 1 | 1 (4 Mar) | 9 | 1 | 4 Mar | 4 Mar | ||||
| Other species | ||||||||||||||||
| Species | Jan | Feb | Mar | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Harbour Porpoise | 1 | 15 | 1 | 17 | 12 | 5 | 7 (14 Feb) | 55 | 6 | 25 Jan | 4 Mar | ||||
| Species | Jan | Feb | Mar | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 4036 | 4683 | 3128 | 11847 | 5185 | 6662 | 100 | 11 | ||||||||
| Observation hours | 7:30 | 10:00 | 4:30 | 22:00 | ||||||||||||
This page is created on 2026/03/15 03:16:53 and will be cached for 2 minutes.
