Totals Westplaat (Maasvlakte, Slufter) 2025
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Sep | Oct | Nov | Dec | Totals | Newly ringed | Retraps | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Water Rail | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (12 Dec) | 8 | 1 | 12 Dec | 12 Dec | ||||
| 2. | Ringed Plover | 2 | 3 | 0 | 0 | 5 | 5 | 0 | 3 (1 Oct) | 15 | 2 | 27 Sep | 1 Oct | ||||
| 3. | Jack Snipe | 0 | 0 | 8 | 3 | 11 | 11 | 0 | 4 (6 Nov) | 38 | 5 | 6 Nov | 17 Dec | ||||
| 4. | Woodcock | 0 | 1 | 7 | 1 | 9 | 9 | 0 | 5 (23 Nov) | 31 | 4 | 20 Oct | 12 Dec | ||||
| 5. | Snipe | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (23 Nov) | 8 | 1 | 23 Nov | 23 Nov | ||||
| 6. | Redshank | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Sep) | 8 | 1 | 27 Sep | 27 Sep | ||||
| 7. | Sanderling | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (12 Dec) | 8 | 1 | 12 Dec | 12 Dec | ||||
| 8. | Long-eared Owl | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (15 Nov) | 8 | 1 | 15 Nov | 15 Nov | ||||
| 9. | Kingfisher | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (9 Sep) | 8 | 1 | 9 Sep | 9 Sep | ||||
| 10. | Coal Tit | 0 | 1 | 3 | 0 | 4 | 4 | 0 | 3 (6 Nov) | 15 | 2 | 12 Oct | 6 Nov | ||||
| 11. | Blue Tit | 12 | 98 | 93 | 0 | 203 | 192 | 11 | 93 (6 Nov) | 69 | 9 | 9 Sep | 6 Nov | ||||
| 12. | Great Tit | 7 | 36 | 4 | 0 | 47 | 45 | 2 | 13 (20 Oct) | 62 | 8 | 9 Sep | 6 Nov | ||||
| 13. | Skylark | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (6 Nov) | 8 | 1 | 6 Nov | 6 Nov | ||||
| 14. | Shore Lark | 0 | 0 | 7 | 1 | 8 | 8 | 0 | 3 (15 Nov) | 31 | 4 | 6 Nov | 17 Dec | ||||
| 15. | Cetti's Warbler | 16 | 5 | 1 | 0 | 22 | 21 | 1 | 9 (9 Sep) | 62 | 8 | 9 Sep | 6 Nov | ||||
| 16. | Long-tailed Tit | 19 | 27 | 0 | 0 | 46 | 45 | 1 | 17 (1 Oct) | 31 | 4 | 9 Sep | 11 Oct | ||||
| 17. | Yellow-browed Warbler | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 (1 Oct) | 8 | 1 | 1 Oct | 1 Oct | ||||
| 18. | Chiffchaff | 36 | 20 | 1 | 0 | 57 | 57 | 0 | 16 (20 Sep) | 62 | 8 | 9 Sep | 6 Nov | ||||
| 19. | Sedge Warbler | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (9 Sep) | 8 | 1 | 9 Sep | 9 Sep | ||||
| 20. | Reed Warbler | 13 | 0 | 0 | 0 | 13 | 11 | 2 | 13 (9 Sep) | 8 | 1 | 9 Sep | 9 Sep | ||||
| 21. | Savi's Warbler | 2 | 0 | 0 | 0 | 2 | 2 | 0 | 2 (9 Sep) | 8 | 1 | 9 Sep | 9 Sep | ||||
| 22. | Blackcap | 181 | 184 | 4 | 0 | 369 | 365 | 4 | 100 (1 Oct) | 69 | 9 | 9 Sep | 6 Nov | ||||
| 23. | Garden Warbler | 19 | 1 | 0 | 0 | 20 | 19 | 1 | 14 (9 Sep) | 31 | 4 | 9 Sep | 1 Oct | ||||
| 24. | Whitethroat | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Sep) | 8 | 1 | 27 Sep | 27 Sep | ||||
| 25. | Firecrest | 3 | 11 | 0 | 0 | 14 | 14 | 0 | 4 (11 Oct) | 46 | 6 | 20 Sep | 20 Oct | ||||
| 26. | Goldcrest | 1 | 65 | 4 | 0 | 70 | 70 | 0 | 36 (1 Oct) | 54 | 7 | 27 Sep | 6 Nov | ||||
| 27. | Wren | 5 | 4 | 11 | 0 | 20 | 15 | 5 | 11 (6 Nov) | 31 | 4 | 9 Sep | 6 Nov | ||||
| 28. | Short-toed Tree Creeper | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 (1 Oct) | 8 | 1 | 1 Oct | 1 Oct | ||||
| 29. | Starling | 0 | 10 | 1 | 0 | 11 | 11 | 0 | 5 (18 Oct) | 31 | 4 | 11 Oct | 6 Nov | ||||
| 30. | Song Thrush | 1 | 15 | 7 | 0 | 23 | 23 | 0 | 7 (18 Oct) | 62 | 8 | 27 Sep | 15 Nov | ||||
| Species | Sep | Oct | Nov | Dec | Totals | Newly ringed | Retraps | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Redwing | 0 | 7 | 1 | 0 | 8 | 8 | 0 | 5 (18 Oct) | 23 | 3 | 18 Oct | 23 Nov | ||||
| 32. | Blackbird | 2 | 24 | 10 | 0 | 36 | 36 | 0 | 11 (20 Oct) | 54 | 7 | 27 Sep | 15 Nov | ||||
| 33. | Fieldfare | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 2 (6 Nov) | 8 | 1 | 6 Nov | 6 Nov | ||||
| 34. | Robin | 46 | 42 | 13 | 0 | 101 | 96 | 5 | 26 (27 Sep) | 69 | 9 | 9 Sep | 6 Nov | ||||
| 35. | Stonechat | 2 | 1 | 0 | 0 | 3 | 3 | 0 | 2 (9 Sep) | 15 | 2 | 9 Sep | 1 Oct | ||||
| 36. | Dunnock | 20 | 8 | 0 | 0 | 28 | 25 | 3 | 12 (20 Sep) | 54 | 7 | 9 Sep | 20 Oct | ||||
| 37. | Meadow Pipit | 0 | 0 | 1 | 1 | 2 | 2 | 0 | 1 (23 Nov) | 15 | 2 | 23 Nov | 17 Dec | ||||
| 38. | Rock Pipit | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (17 Dec) | 8 | 1 | 17 Dec | 17 Dec | ||||
| 39. | Chaffinch | 1 | 15 | 2 | 0 | 18 | 18 | 0 | 11 (18 Oct) | 38 | 5 | 27 Sep | 6 Nov | ||||
| 40. | Brambling | 0 | 2 | 0 | 0 | 2 | 2 | 0 | 1 (12 Oct) | 15 | 2 | 12 Oct | 18 Oct | ||||
| 41. | Bullfinch | 5 | 4 | 0 | 0 | 9 | 7 | 2 | 3 (9 Sep) | 31 | 4 | 9 Sep | 12 Oct | ||||
| 42. | Greenfinch | 0 | 1 | 1 | 0 | 2 | 2 | 0 | 1 (11 Oct) | 15 | 2 | 11 Oct | 6 Nov | ||||
| 43. | Redpoll | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (6 Nov) | 8 | 1 | 6 Nov | 6 Nov | ||||
| 44. | Siskin | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (27 Sep) | 8 | 1 | 27 Sep | 27 Sep | ||||
| 45. | Reed Bunting | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (17 Dec) | 8 | 1 | 17 Dec | 17 Dec | ||||
| Species | Sep | Oct | Nov | Dec | Totals | Newly ringed | Retraps | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 399 | 587 | 185 | 10 | 1181 | 1144 | 37 | 100 | 13 | ||||||||
| Observation hours | 25:30 | 30:30 | 23:15 | 8:30 | 87:45 | ||||||||||||
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