Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. | Breskens | 3 | 13 May 1985 | ||
| 2. | Breskens | 3 | 10 May 1991 | ||
| 3. | Breskens | 2 | 29 April 1991 | ||
| 4. | Breskens | 1 | 24 May 1992 | ||
| 5. | Breskens | 1 | 4 May 2008 | ||
| 6. | Breskens | 1 | 10 April 2009 | ||
| 7. | Breskens | 1 | 26 April 2011 | ||
| 8. | Breskens | 1 | 25 May 2012 | ||
| 9. | Breskens | 1 | 15 April 2019 | ||
| 10. | Breskens | 1 | 19 April 2019 | ||
