Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. | Cap Gris-Nez | 3 | 15 March 2008 | ||
| 2. | Cap Gris-Nez | 2 | 16 April 2006 | ||
| 3. | Cap Gris-Nez | 2 | 31 March 2018 | ||
| 4. | Cap Gris-Nez | 1 | 16 October 2005 | ||
| 5. | Cap Gris-Nez | 1 | 17 April 2006 | ||
| 6. | Cap Gris-Nez | 1 | 23 September 2007 | ||
| 7. | Cap Gris-Nez | 1 | 11 April 2009 | ||
| 8. | Cap Gris-Nez | 1 | 26 March 2011 | ||
| 9. | Cap Gris-Nez | 1 | 2 April 2011 | ||
| 10. | Cap Gris-Nez | 1 | 25 September 2011 | ||
| 11. | Cap Gris-Nez | 1 | 27 September 2016 | ||
| 12. | Cap Gris-Nez | 1 | 7 April 2018 | ||
| 13. | Cap Gris-Nez | 1 | 15 April 2018 | ||
| 14. | Cap Gris-Nez | 1 | 3 October 2020 | ||
| 15. | Cap Gris-Nez | 1 | 25 September 2021 | ||
