Brugmann Ziekenhuis, Brussel (nacht)
Totals 2020 -
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Totals | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Mallard | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 2 (22 Apr) | 9 | 3 | 24 Mar | 22 Apr | ||||
| 2. | Moorhen | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (10 Mar) | 3 | 1 | 10 Mar | 10 Mar | ||||
| 3. | Coot | 2 | 6 | 1 | 0 | 0 | 0 | 1 | 0 | 10 | 3 (3 Apr) | 18 | 6 | 17 Mar | 1 Sep | ||||
| 4. | Little Grebe | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 (3 Apr) | 6 | 2 | 3 Apr | 17 Apr | ||||
| 5. | Common Sandpiper | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 (22 Apr) | 6 | 2 | 22 Apr | 5 May | ||||
| 6. | Grey Heron | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 (20 Mar) | 6 | 2 | 20 Mar | 3 Apr | ||||
| 7. | Barn Owl | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (5 May) | 3 | 1 | 5 May | 5 May | ||||
| 8. | Rose-ringed Parakeet | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (20 Apr) | 3 | 1 | 20 Apr | 20 Apr | ||||
| 9. | Carrion Crow | 0 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 5 | 3 (20 Apr) | 9 | 3 | 20 Apr | 19 Aug | ||||
| 10. | Great Tit | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (20 Apr) | 3 | 1 | 20 Apr | 20 Apr | ||||
| 11. | Chiffchaff | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (20 Mar) | 3 | 1 | 20 Mar | 20 Mar | ||||
| 12. | Goldcrest | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 (20 Apr) | 6 | 2 | 20 Apr | 22 Apr | ||||
| 13. | Wren | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 (20 Apr) | 6 | 2 | 20 Apr | 22 Apr | ||||
| 14. | Song Thrush | 2 | 5 | 0 | 0 | 0 | 1 | 8 | 1 | 17 | 6 (29 Sep) | 24 | 8 | 20 Mar | 19 Oct | ||||
| 15. | Redwing | 21 | 28 | 0 | 0 | 0 | 0 | 2 | 10 | 61 | 28 (3 Apr) | 15 | 5 | 17 Mar | 19 Oct | ||||
| 16. | Blackbird | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 2 (20 Apr) | 9 | 3 | 24 Mar | 22 Apr | ||||
| 17. | Robin | 0 | 2 | 0 | 0 | 0 | 3 | 0 | 0 | 5 | 3 (19 Aug) | 9 | 3 | 20 Apr | 19 Aug | ||||
| 18. | Ortolan Bunting | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (8 Sep) | 3 | 1 | 8 Sep | 8 Sep | ||||
| 19. | Species unidentified | 2 | 6 | 0 | 0 | 0 | 1 | 0 | 0 | 9 | 3 (17 Apr) | 18 | 6 | 30 Mar | 27 Aug | ||||
| 20. | passerine sp. | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 2 (19 Aug) | 3 | 1 | 19 Aug | 19 Aug | ||||
| Species | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Totals | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 32 | 68 | 3 | 0 | 0 | 8 | 12 | 11 | 134 | 134 | 234 | 100 | 34 | ||||||
| Observation hours | 45:48 | 31:58 | 7:00 | 0:00 | 0:00 | 17:44 | 36:50 | 11:28 | 150:48 | ||||||||||
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