Totals Boerakker 2011 - 2020
| Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
1. | Stock Dove | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 1 | 1 | 2 (2019) | | | | |
2. | Great Spotted Woodpecker | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 11 | 18 | 9 | 16 | 2 | 11 (2020) | | | | |
3. | Jay | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 2 | 0 | 1 (2019) | | | | |
4. | Blue Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 66 | 110 | 176 | 88 | 133 | 43 | 110 (2020) | | | | |
5. | Great Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 316 | 140 | 456 | 228 | 316 | 140 | 316 (2019) | | | | |
6. | Long-tailed Tit | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 2 | 4 | 0 | 4 (2020) | | | | |
7. | Chiffchaff | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 5 | 2.5 | 5 | 0 | 4 (2019) | | | | |
8. | Blackcap | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 4 | 12 | 6 | 11 | 1 | 8 (2019) | | | | |
9. | Garden Warbler | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 2 | 4 | 0 | 4 (2019) | | | | |
10. | Goldcrest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 3 | 10 | 5 | 9 | 1 | 7 (2019) | | | | |
11. | Wren | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 7 | 3.5 | 5 | 2 | 7 (2019) | | | | |
12. | Short-toed Tree Creeper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 1 | 1 | 1 (2019) | | | | |
13. | Starling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 9 | 15 | 7.5 | 15 | 0 | 9 (2020) | | | | |
14. | Redwing | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.5 | 1 | 0 | 1 (2019) | | | | |
15. | Blackbird | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 4 | 2 | 4 | 0 | 3 (2019) | | | | |
16. | Robin | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 6 | 18 | 9 | 13 | 5 | 12 (2019) | | | | |
17. | Tree Sparrow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 15 | 63 | 31.5 | 56 | 7 | 48 (2019) | | | | |
18. | House Sparrow | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 1.5 | 3 | 0 | 3 (2019) | | | | |
19. | Dunnock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 2 | 0 | 2 (2019) | | | | |
20. | Chaffinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 7 | 17 | 8.5 | 17 | 0 | 10 (2019) | | | | |
21. | Brambling | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 1 | 2 | 0 | 2 (2019) | | | | |
22. | Greenfinch | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | 25 | 79 | 39.5 | 77 | 2 | 54 (2019) | | | | |
| Species | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | Totals | Average | Newly ringed | Retraps | Year Maximum | |
|
Totals |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 564 | 338 | 902 | 451 | 697 | 205 | | |
|
Observation hours |
| | | | | | | | 43:15 | 4:00 | 47:15 | 23:38 | | | | |