Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. |  |
VRS Castricum | 2 | 24 October 1989 | |
| 2. | |
VRS Castricum | 2 | 23 October 2020 | |
| 3. | |
VRS Castricum | 1 | 22 October 1964 | |
| 4. | |
VRS Castricum | 1 | 16 October 1982 | |
| 5. | |
VRS Castricum | 1 | 1 November 1984 | |
| 6. | |
VRS Castricum | 1 | 4 November 1989 | |
| 7. | |
VRS Castricum | 1 | 9 November 1996 | |
| 8. | |
VRS Castricum | 1 | 16 November 1996 | |
| 9. | |
VRS Castricum | 1 | 17 October 1997 | |
| 10. | |
VRS Castricum | 1 | 3 November 2001 | |
| 11. | |
VRS Castricum | 1 | 21 October 2003 | |
| 12. | |
VRS Castricum | 1 | 28 October 2005 | |
| 13. | |
VRS Castricum | 1 | 22 November 2007 | |
| 14. | |
VRS Castricum | 1 | 24 November 2007 | |
| 15. | |
VRS Castricum | 1 | 21 November 2010 | |
| 16. | |
VRS Castricum | 1 | 31 October 2013 | |
| 17. | |
VRS Castricum | 1 | 20 October 2016 | |
| 18. | |
VRS Castricum | 1 | 8 November 2016 | |
| 19. | |
VRS Castricum | 1 | 21 November 2016 | |
| 20. | |
VRS Castricum | 1 | 17 November 2019 | |
| 21. | |
VRS Castricum | 1 | 17 October 2020 | |
| 22. | |
VRS Castricum | 1 | 26 October 2020 | |
