Also present
Totals Wielrevelt, Haarzuilens 2021
| Species | Sep | Oct | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Canada Goose | 14 | 14 | 28 | 28 | 0 | 14 (18 Sep) | 33 | 2 | 18 Sep | 2 Oct | ||||
| 2. | Greylag Goose | 257 | 162 | 419 | 419 | 0 | 162 ( 2 Oct) | 100 | 6 | 5 Sep | 2 Oct | ||||
| 3. | Eurasian White-fronted Goose | 490 | 57 | 547 | 547 | 0 | 454 (26 Sep) | 50 | 3 | 25 Sep | 2 Oct | ||||
| 4. | Shelduck | 2 | 0 | 2 | 2 | 0 | 2 (12 Sep) | 17 | 1 | 12 Sep | 12 Sep | ||||
| 5. | Wigeon | 15 | 0 | 15 | 15 | 0 | 15 (25 Sep) | 17 | 1 | 25 Sep | 25 Sep | ||||
| 6. | Mallard | 0 | 2 | 2 | 2 | 0 | 2 ( 2 Oct) | 17 | 1 | 2 Oct | 2 Oct | ||||
| 7. | Pintail | 8 | 0 | 8 | 8 | 0 | 5 (26 Sep) | 33 | 2 | 18 Sep | 26 Sep | ||||
| 8. | Swift | 5 | 0 | 5 | 5 | 0 | 5 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 9. | Lapwing | 18 | 0 | 18 | 13 | 5 | 9 (18 Sep) | 50 | 3 | 5 Sep | 25 Sep | ||||
| 10. | Snipe | 3 | 10 | 13 | 13 | 0 | 10 ( 2 Oct) | 33 | 2 | 26 Sep | 2 Oct | ||||
| 11. | Green Sandpiper | 1 | 0 | 1 | 1 | 0 | 1 (18 Sep) | 17 | 1 | 18 Sep | 18 Sep | ||||
| 12. | Black-headed Gull | 74 | 59 | 133 | 133 | 0 | 59 ( 2 Oct) | 100 | 6 | 5 Sep | 2 Oct | ||||
| 13. | Common Gull | 0 | 1 | 1 | 1 | 0 | 1 ( 2 Oct) | 17 | 1 | 2 Oct | 2 Oct | ||||
| 14. | Herring Gull | 1 | 1 | 2 | 2 | 0 | 1 (26 Sep) | 33 | 2 | 26 Sep | 2 Oct | ||||
| 15. | Lesser Black-backed Gull | 85 | 12 | 97 | 97 | 0 | 41 (26 Sep) | 100 | 6 | 5 Sep | 2 Oct | ||||
| 16. | White Stork | 3 | 0 | 3 | 3 | 0 | 3 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 17. | Cormorant | 317 | 11 | 328 | 328 | 0 | 217 (26 Sep) | 100 | 6 | 5 Sep | 2 Oct | ||||
| 18. | Grey Heron | 6 | 0 | 6 | 6 | 0 | 6 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 19. | Purple Heron | 1 | 0 | 1 | 1 | 0 | 1 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 20. | Osprey | 2 | 0 | 2 | 2 | 0 | 2 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 21. | Sparrowhawk | 2 | 2 | 4 | 4 | 0 | 2 ( 2 Oct) | 50 | 3 | 18 Sep | 2 Oct | ||||
| 22. | Marsh Harrier | 1 | 1 | 2 | 2 | 0 | 1 ( 5 Sep) | 33 | 2 | 5 Sep | 2 Oct | ||||
| 23. | Common Buzzard | 1 | 5 | 6 | 6 | 0 | 5 ( 2 Oct) | 33 | 2 | 26 Sep | 2 Oct | ||||
| 24. | Great Spotted Woodpecker | 2 | 0 | 2 | 2 | 0 | 1 (25 Sep) | 33 | 2 | 25 Sep | 26 Sep | ||||
| 25. | Jay | 61 | 5 | 66 | 32 | 34 | 51 (26 Sep) | 67 | 4 | 18 Sep | 2 Oct | ||||
| 26. | Jackdaw | 3 | 0 | 3 | 3 | 0 | 3 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 27. | Rook | 1 | 0 | 1 | 1 | 0 | 1 (18 Sep) | 17 | 1 | 18 Sep | 18 Sep | ||||
| 28. | Great Tit | 0 | 2 | 2 | 2 | 0 | 2 ( 2 Oct) | 17 | 1 | 2 Oct | 2 Oct | ||||
| 29. | Sand Martin | 1 | 0 | 1 | 1 | 0 | 1 ( 5 Sep) | 17 | 1 | 5 Sep | 5 Sep | ||||
| 30. | Swallow | 497 | 0 | 497 | 497 | 0 | 207 (26 Sep) | 83 | 5 | 5 Sep | 26 Sep | ||||
| Species | Sep | Oct | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | House Martin | 34 | 2 | 36 | 36 | 0 | 19 ( 5 Sep) | 83 | 5 | 5 Sep | 2 Oct | ||||
| 32. | Starling | 368 | 30 | 398 | 398 | 0 | 195 (12 Sep) | 100 | 6 | 5 Sep | 2 Oct | ||||
| 33. | Song Thrush | 80 | 8 | 88 | 88 | 0 | 78 (26 Sep) | 50 | 3 | 25 Sep | 2 Oct | ||||
| 34. | Mistle Thrush | 2 | 0 | 2 | 2 | 0 | 2 (26 Sep) | 17 | 1 | 26 Sep | 26 Sep | ||||
| 35. | Blue-headed Wagtail | 3 | 0 | 3 | 3 | 0 | 2 ( 5 Sep) | 33 | 2 | 5 Sep | 18 Sep | ||||
| 36. | Yellow wagtail sp. | 3 | 0 | 3 | 3 | 0 | 3 (26 Sep) | 17 | 1 | 26 Sep | 26 Sep | ||||
| 37. | Grey Wagtail | 1 | 3 | 4 | 4 | 0 | 3 ( 2 Oct) | 33 | 2 | 26 Sep | 2 Oct | ||||
| 38. | White Wagtail | 8 | 6 | 14 | 14 | 0 | 7 (26 Sep) | 50 | 3 | 18 Sep | 2 Oct | ||||
| 39. | Meadow Pipit | 284 | 970 | 1254 | 1254 | 0 | 970 ( 2 Oct) | 83 | 5 | 12 Sep | 2 Oct | ||||
| 40. | Tree Pipit | 1 | 0 | 1 | 1 | 0 | 1 (18 Sep) | 17 | 1 | 18 Sep | 18 Sep | ||||
| 41. | Chaffinch | 14 | 185 | 199 | 199 | 0 | 185 ( 2 Oct) | 33 | 2 | 25 Sep | 2 Oct | ||||
| 42. | Brambling | 0 | 2 | 2 | 2 | 0 | 2 ( 2 Oct) | 17 | 1 | 2 Oct | 2 Oct | ||||
| 43. | Linnet | 1 | 1 | 2 | 2 | 0 | 1 (26 Sep) | 33 | 2 | 26 Sep | 2 Oct | ||||
| 44. | Goldfinch | 1 | 1 | 2 | 2 | 0 | 1 ( 5 Sep) | 33 | 2 | 5 Sep | 2 Oct | ||||
| 45. | Siskin | 1 | 0 | 1 | 1 | 0 | 1 (18 Sep) | 17 | 1 | 18 Sep | 18 Sep | ||||
| 46. | Reed Bunting | 2 | 13 | 15 | 15 | 0 | 13 ( 2 Oct) | 50 | 3 | 5 Sep | 2 Oct | ||||
| Species | Sep | Oct | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 2674 | 1565 | 4239 | 4200 | 39 | 100 | 6 | ||||||||
| Observation hours | 19:30 | 5:00 | 24:30 | ||||||||||||
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