Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. | Breskens | 1 | 25 May 1987 | ||
| 2. | Breskens | 1 | 1 May 1990 | ||
| 3. | Breskens | 1 | 14 May 1992 | ||
| 4. | Breskens | 1 | 30 April 1993 | ||
| 5. | Breskens | 1 | 9 May 1998 | ||
| 6. | Breskens | 1 | 3 April 2000 | ||
| 7. | Breskens | 1 | 6 May 2000 | ||
| 8. | Breskens | 1 | 7 May 2000 | ||
| 9. | Breskens | 1 | 11 May 2001 | ||
| 10. | Breskens | 1 | 14 April 2005 | ||
| 11. | Breskens | 1 | 19 May 2005 | ||
| 12. | Breskens | 1 | 25 April 2007 | ||
| 13. | Breskens | 1 | 7 May 2011 | ||
| 14. | Breskens | 1 | 24 May 2018 | ||
| 15. | Breskens | 1 | 19 April 2019 | ||
| 16. | Breskens | 1 | 22 April 2019 | ||
| 17. | Breskens | 1 | 9 May 2020 | ||
