Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. |  |
VRS Castricum | 2 | 5 October 2018 | |
| 2. | |
VRS Castricum | 2 | 10 September 2019 | |
| 3. | |
VRS Castricum | 1 | 30 September 2003 | |
| 4. | |
VRS Castricum | 1 | 12 September 2007 | |
| 5. | |
VRS Castricum | 1 | 20 October 2007 | |
| 6. | |
VRS Castricum | 1 | 9 July 2010 | |
| 7. | |
VRS Castricum | 1 | 1 October 2010 | |
| 8. | |
VRS Castricum | 1 | 21 October 2012 | |
| 9. | |
VRS Castricum | 1 | 3 November 2012 | |
| 10. | |
VRS Castricum | 1 | 6 November 2012 | |
| 11. | |
VRS Castricum | 1 | 9 November 2012 | |
| 12. | |
VRS Castricum | 1 | 4 August 2013 | |
| 13. | |
VRS Castricum | 1 | 27 September 2013 | |
| 14. | |
VRS Castricum | 1 | 8 September 2016 | |
| 15. | |
VRS Castricum | 1 | 25 September 2017 | |
| 16. | |
VRS Castricum | 1 | 6 September 2018 | |
| 17. | |
VRS Castricum | 1 | 17 September 2018 | |
| 18. | |
VRS Castricum | 1 | 25 September 2018 | |
| 19. | |
VRS Castricum | 1 | 4 October 2018 | |
| 20. | |
VRS Castricum | 1 | 7 October 2018 | |
| 21. | |
VRS Castricum | 1 | 20 October 2018 | |
