Totals Vogelringstation 'De Kooi' 2021
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Sep | Oct | Nov | Dec | Totals | Newly ringed | Retraps | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Great Spotted Woodpecker | 0 | 3 | 7 | 0 | 10 | 5 | 5 | 2 (7 Oct) | 47 | 7 | 2 Oct | 29 Nov | ||||
| 2. | Blue Tit | 16 | 19 | 50 | 17 | 102 | 21 | 81 | 16 (23 Sep) | 100 | 15 | 23 Sep | 28 Dec | ||||
| 3. | Great Tit | 12 | 37 | 48 | 8 | 105 | 16 | 89 | 13 (4 Nov) | 100 | 15 | 23 Sep | 28 Dec | ||||
| 4. | Chiffchaff | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 (13 Dec) | 7 | 1 | 13 Dec | 13 Dec | ||||
| 5. | Blackcap | 0 | 2 | 1 | 0 | 3 | 3 | 0 | 2 (2 Oct) | 13 | 2 | 2 Oct | 18 Nov | ||||
| 6. | Firecrest | 0 | 0 | 3 | 3 | 6 | 2 | 4 | 2 (13 Dec) | 33 | 5 | 4 Nov | 16 Dec | ||||
| 7. | Wren | 1 | 2 | 16 | 2 | 21 | 11 | 10 | 6 (15 Nov) | 60 | 9 | 23 Sep | 13 Dec | ||||
| 8. | Song Thrush | 3 | 2 | 5 | 0 | 10 | 10 | 0 | 4 (4 Nov) | 27 | 4 | 23 Sep | 11 Nov | ||||
| 9. | Redwing | 0 | 4 | 2 | 1 | 7 | 7 | 0 | 2 (15 Oct) | 27 | 4 | 15 Oct | 13 Dec | ||||
| 10. | Blackbird | 2 | 5 | 27 | 13 | 47 | 23 | 24 | 7 (15 Nov) | 93 | 14 | 23 Sep | 28 Dec | ||||
| 11. | Robin | 1 | 30 | 45 | 11 | 87 | 36 | 51 | 10 (2 Oct) | 100 | 15 | 23 Sep | 28 Dec | ||||
| 12. | Tree Sparrow | 0 | 1 | 12 | 12 | 25 | 18 | 7 | 6 (2 Dec) | 53 | 8 | 15 Oct | 16 Dec | ||||
| 13. | Dunnock | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 (15 Oct) | 7 | 1 | 15 Oct | 15 Oct | ||||
| 14. | Chaffinch | 1 | 11 | 62 | 23 | 97 | 79 | 18 | 15 (15 Nov) | 93 | 14 | 23 Sep | 28 Dec | ||||
| 15. | Brambling | 0 | 4 | 112 | 42 | 158 | 143 | 15 | 59 (26 Nov) | 73 | 11 | 2 Oct | 28 Dec | ||||
| 16. | Bullfinch | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 (26 Nov) | 7 | 1 | 26 Nov | 26 Nov | ||||
| 17. | Greenfinch | 0 | 0 | 9 | 2 | 11 | 7 | 4 | 3 (15 Nov) | 40 | 6 | 11 Nov | 13 Dec | ||||
| 18. | Siskin | 0 | 0 | 1 | 8 | 9 | 9 | 0 | 8 (13 Dec) | 13 | 2 | 29 Nov | 13 Dec | ||||
| Species | Sep | Oct | Nov | Dec | Totals | Newly ringed | Retraps | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 36 | 121 | 401 | 143 | 701 | 393 | 308 | 100 | 15 | ||||||||
| Observation hours | 4:30 | 25:00 | 36:45 | 21:00 | 87:15 | ||||||||||||
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