Totals Zwijnaarde Eiland 2020
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Mar | Apr | May | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Canada Goose | 0 | 5 | 0 | 5 | 0 | 5 | 5 (5 Apr) | 4 | 1 | 5 Apr | 5 Apr | ||||
| 2. | Barnacle Goose | 0 | 47 | 0 | 47 | 0 | 47 | 21 (27 Apr) | 16 | 4 | 6 Apr | 27 Apr | ||||
| 3. | Greylag Goose | 0 | 1 | 0 | 1 | 0 | 1 | 1 (4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
| 4. | Mute Swan | 0 | 4 | 2 | 6 | 0 | 6 | 4 (12 Apr) | 8 | 2 | 12 Apr | 16 May | ||||
| 5. | Shelduck | 0 | 3 | 0 | 3 | 0 | 3 | 3 (10 Apr) | 4 | 1 | 10 Apr | 10 Apr | ||||
| 6. | Shoveler | 0 | 2 | 0 | 2 | 0 | 2 | 2 (19 Apr) | 4 | 1 | 19 Apr | 19 Apr | ||||
| 7. | Gadwall | 0 | 6 | 0 | 6 | 0 | 6 | 3 (25 Apr) | 8 | 2 | 25 Apr | 27 Apr | ||||
| 8. | Teal | 0 | 2 | 0 | 2 | 0 | 2 | 2 (4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
| 9. | Swift | 0 | 8 | 37 | 45 | 0 | 45 | 22 (16 May) | 40 | 10 | 19 Apr | 16 May | ||||
| 10. | Cuckoo | 0 | 1 | 0 | 1 | 0 | 1 | 1 (6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 11. | Stock Dove | 0 | 4 | 0 | 4 | 0 | 4 | 3 (11 Apr) | 8 | 2 | 3 Apr | 11 Apr | ||||
| 12. | Woodpigeon | 6 | 47 | 0 | 53 | 0 | 53 | 23 (6 Apr) | 20 | 5 | 27 Mar | 27 Apr | ||||
| 13. | Turtle Dove | 0 | 2 | 0 | 2 | 0 | 2 | 2 (10 Apr) | 4 | 1 | 10 Apr | 10 Apr | ||||
| 14. | Oystercatcher | 2 | 7 | 0 | 9 | 1 | 8 | 2 (31 Mar) | 28 | 7 | 31 Mar | 24 Apr | ||||
| 15. | Golden Plover | 1 | 0 | 0 | 1 | 0 | 1 | 1 (28 Mar) | 4 | 1 | 28 Mar | 28 Mar | ||||
| 16. | Lapwing | 0 | 11 | 0 | 11 | 0 | 11 | 3 (11 Apr) | 20 | 5 | 5 Apr | 25 Apr | ||||
| 17. | Whimbrel | 0 | 16 | 1 | 17 | 0 | 17 | 10 (12 Apr) | 20 | 5 | 11 Apr | 3 May | ||||
| 18. | Snipe | 0 | 4 | 0 | 4 | 0 | 4 | 4 (11 Apr) | 4 | 1 | 11 Apr | 11 Apr | ||||
| 19. | Common Sandpiper | 0 | 3 | 8 | 11 | 0 | 11 | 4 (16 May) | 16 | 4 | 18 Apr | 16 May | ||||
| 20. | Green Sandpiper | 0 | 15 | 0 | 15 | 0 | 15 | 9 (5 Apr) | 24 | 6 | 1 Apr | 17 Apr | ||||
| 21. | Redshank | 0 | 1 | 0 | 1 | 0 | 1 | 1 (4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
| 22. | Spotted Redshank | 0 | 1 | 0 | 1 | 0 | 1 | 1 (24 Apr) | 4 | 1 | 24 Apr | 24 Apr | ||||
| 23. | Common Tern | 0 | 0 | 2 | 2 | 2 | 0 | 2 (3 May) | 4 | 1 | 3 May | 3 May | ||||
| 24. | Black-headed Gull | 0 | 47 | 1 | 48 | 0 | 48 | 26 (5 Apr) | 20 | 5 | 5 Apr | 8 May | ||||
| 25. | Mediterranean Gull | 0 | 4 | 0 | 4 | 0 | 4 | 2 (5 Apr) | 8 | 2 | 5 Apr | 19 Apr | ||||
| 26. | Herring Gull | 1 | 0 | 0 | 1 | 0 | 1 | 1 (27 Mar) | 4 | 1 | 27 Mar | 27 Mar | ||||
| 27. | Lesser Black-backed Gull | 6 | 0 | 0 | 6 | 0 | 6 | 6 (27 Mar) | 4 | 1 | 27 Mar | 27 Mar | ||||
| 28. | White Stork | 0 | 5 | 0 | 5 | 1 | 4 | 2 (6 Apr) | 12 | 3 | 1 Apr | 26 Apr | ||||
| 29. | Cormorant | 10 | 531 | 21 | 562 | 0 | 562 | 131 (5 Apr) | 80 | 20 | 27 Mar | 8 May | ||||
| 30. | Great White Egret | 0 | 8 | 0 | 8 | 1 | 7 | 2 (10 Apr) | 20 | 5 | 10 Apr | 27 Apr | ||||
| Species | Mar | Apr | May | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Grey Heron | 4 | 65 | 5 | 74 | 2 | 72 | 10 (4 Apr) | 68 | 17 | 28 Mar | 8 May | ||||
| 32. | Purple Heron | 0 | 3 | 0 | 3 | 0 | 3 | 1 (5 Apr) | 12 | 3 | 5 Apr | 27 Apr | ||||
| 33. | Osprey | 0 | 2 | 0 | 2 | 0 | 2 | 1 (1 Apr) | 8 | 2 | 1 Apr | 19 Apr | ||||
| 34. | Honey Buzzard | 0 | 0 | 1 | 1 | 0 | 1 | 1 (16 May) | 4 | 1 | 16 May | 16 May | ||||
| 35. | Sparrowhawk | 0 | 3 | 0 | 3 | 0 | 3 | 1 (6 Apr) | 12 | 3 | 6 Apr | 26 Apr | ||||
| 36. | Marsh Harrier | 4 | 13 | 0 | 17 | 0 | 17 | 4 (6 Apr) | 40 | 10 | 27 Mar | 27 Apr | ||||
| 37. | Hen Harrier | 0 | 1 | 0 | 1 | 0 | 1 | 1 (12 Apr) | 4 | 1 | 12 Apr | 12 Apr | ||||
| 38. | harrier sp. | 0 | 1 | 0 | 1 | 0 | 1 | 1 (26 Apr) | 4 | 1 | 26 Apr | 26 Apr | ||||
| 39. | Black Kite | 0 | 2 | 2 | 4 | 0 | 4 | 1 (18 Apr) | 16 | 4 | 18 Apr | 16 May | ||||
| 40. | White-tailed Eagle | 0 | 1 | 0 | 1 | 1 | 0 | 1 (19 Apr) | 4 | 1 | 19 Apr | 19 Apr | ||||
| 41. | Common Buzzard | 1 | 10 | 0 | 11 | 0 | 11 | 7 (6 Apr) | 12 | 3 | 27 Mar | 11 Apr | ||||
| 42. | Kestrel | 0 | 1 | 0 | 1 | 0 | 1 | 1 (6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
| 43. | Merlin | 0 | 1 | 0 | 1 | 0 | 1 | 1 (12 Apr) | 4 | 1 | 12 Apr | 12 Apr | ||||
| 44. | Hobby | 0 | 1 | 0 | 1 | 0 | 1 | 1 (24 Apr) | 4 | 1 | 24 Apr | 24 Apr | ||||
| 45. | Peregrine | 0 | 1 | 0 | 1 | 0 | 1 | 1 (1 Apr) | 4 | 1 | 1 Apr | 1 Apr | ||||
| 46. | Jay | 0 | 14 | 2 | 16 | 9 | 7 | 4 (26 Apr) | 28 | 7 | 10 Apr | 5 May | ||||
| 47. | Rook | 0 | 19 | 0 | 19 | 0 | 19 | 12 (19 Apr) | 12 | 3 | 6 Apr | 19 Apr | ||||
| 48. | Skylark | 0 | 2 | 0 | 2 | 0 | 2 | 2 (5 Apr) | 4 | 1 | 5 Apr | 5 Apr | ||||
| 49. | Sand Martin | 0 | 16 | 19 | 35 | 2 | 33 | 10 (19 Apr) | 40 | 10 | 3 Apr | 16 May | ||||
| 50. | Swallow | 0 | 115 | 54 | 169 | 2 | 167 | 46 (19 Apr) | 68 | 17 | 1 Apr | 16 May | ||||
| 51. | House Martin | 0 | 7 | 6 | 13 | 0 | 13 | 7 (19 Apr) | 8 | 2 | 19 Apr | 5 May | ||||
| 52. | Starling | 12 | 17 | 0 | 29 | 0 | 29 | 15 (5 Apr) | 12 | 3 | 27 Mar | 11 Apr | ||||
| 53. | Song Thrush | 0 | 24 | 0 | 24 | 3 | 21 | 10 (11 Apr) | 20 | 5 | 5 Apr | 19 Apr | ||||
| 54. | Redwing | 0 | 150 | 0 | 150 | 0 | 150 | 109 (4 Apr) | 16 | 4 | 4 Apr | 11 Apr | ||||
| 55. | Fieldfare | 11 | 93 | 0 | 104 | 0 | 104 | 38 (4 Apr) | 24 | 6 | 27 Mar | 12 Apr | ||||
| 56. | Ring Ouzel | 0 | 59 | 0 | 59 | 2 | 57 | 22 (4 Apr) | 24 | 6 | 4 Apr | 24 Apr | ||||
| 57. | thrush sp. | 3 | 37 | 0 | 40 | 0 | 40 | 32 (6 Apr) | 12 | 3 | 27 Mar | 11 Apr | ||||
| 58. | Wheatear | 0 | 1 | 0 | 1 | 0 | 1 | 1 (27 Apr) | 4 | 1 | 27 Apr | 27 Apr | ||||
| 59. | Blue-headed Wagtail | 1 | 66 | 5 | 72 | 1 | 71 | 20 (19 Apr) | 60 | 15 | 27 Mar | 16 May | ||||
| 60. | Yellow wagtail sp. | 0 | 34 | 0 | 34 | 0 | 34 | 17 (11 Apr) | 12 | 3 | 11 Apr | 24 Apr | ||||
| Species | Mar | Apr | May | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 61. | Grey Wagtail | 0 | 4 | 1 | 5 | 0 | 5 | 1 (1 Apr) | 20 | 5 | 1 Apr | 3 May | ||||
| 62. | White Wagtail | 8 | 26 | 1 | 35 | 0 | 35 | 8 (27 Mar) | 40 | 10 | 27 Mar | 3 May | ||||
| 63. | Meadow Pipit | 10 | 1992 | 2 | 2004 | 0 | 2004 | 1308 (11 Apr) | 68 | 17 | 27 Mar | 9 May | ||||
| 64. | Tree Pipit | 0 | 33 | 3 | 36 | 0 | 36 | 6 (11 Apr) | 52 | 13 | 5 Apr | 9 May | ||||
| 65. | Water Pipit | 0 | 1 | 0 | 1 | 0 | 1 | 1 (4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
| 66. | Chaffinch | 23 | 66 | 0 | 89 | 0 | 89 | 48 (5 Apr) | 24 | 6 | 31 Mar | 26 Apr | ||||
| 67. | Brambling | 0 | 14 | 0 | 14 | 0 | 14 | 13 (5 Apr) | 8 | 2 | 4 Apr | 5 Apr | ||||
| 68. | finch sp. | 254 | 0 | 0 | 254 | 0 | 254 | 254 (27 Mar) | 4 | 1 | 27 Mar | 27 Mar | ||||
| 69. | Greenfinch | 0 | 1 | 0 | 1 | 0 | 1 | 1 (5 Apr) | 4 | 1 | 5 Apr | 5 Apr | ||||
| 70. | Linnet | 20 | 43 | 0 | 63 | 0 | 63 | 33 (5 Apr) | 20 | 5 | 27 Mar | 11 Apr | ||||
| 71. | Goldfinch | 0 | 28 | 0 | 28 | 0 | 28 | 22 (1 Apr) | 8 | 2 | 1 Apr | 11 Apr | ||||
| 72. | Serin | 0 | 1 | 0 | 1 | 0 | 1 | 1 (5 Apr) | 4 | 1 | 5 Apr | 5 Apr | ||||
| 73. | Siskin | 6 | 0 | 0 | 6 | 0 | 6 | 6 (27 Mar) | 4 | 1 | 27 Mar | 27 Mar | ||||
| 74. | Reed Bunting | 1 | 5 | 0 | 6 | 0 | 6 | 2 (17 Apr) | 20 | 5 | 27 Mar | 17 Apr | ||||
| 75. | passerine sp. | 0 | 51 | 0 | 51 | 0 | 51 | 47 (6 Apr) | 8 | 2 | 6 Apr | 11 Apr | ||||
| Species | Mar | Apr | May | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 384 | 3809 | 173 | 4366 | 27 | 4339 | 100 | 25 | ||||||||
| Observation hours | 4:25 | 55:03 | 11:50 | 71:18 | ||||||||||||
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