Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. | Cap Gris-Nez | 30 | 19 November 1977 | ||
| 2. | Cap Gris-Nez | 27 | 13 November 2011 | ||
| 3. | Cap Gris-Nez | 11 | 21 October 1986 | ||
| 4. | Cap Gris-Nez | 7 | 2 March 2011 | ||
| 5. | Cap Gris-Nez | 7 | 4 February 2012 | ||
| 6. | Cap Gris-Nez | 7 | 12 November 2013 | ||
| 7. | Cap Gris-Nez | 6 | 19 October 1987 | ||
| 8. | Cap Gris-Nez | 6 | 2 August 2009 | ||
| 9. | Cap Gris-Nez | 6 | 3 September 2014 | ||
| 10. | Cap Gris-Nez | 4 | 24 August 2005 | ||
| 11. | Cap Gris-Nez | 3 | 13 August 2006 | ||
| 12. | Cap Gris-Nez | 3 | 22 April 2017 | ||
| 13. | Cap Gris-Nez | 2 | 20 October 2005 | ||
| 14. | Cap Gris-Nez | 2 | 26 March 2006 | ||
| 15. | Cap Gris-Nez | 2 | 17 April 2006 | ||
| 16. | Cap Gris-Nez | 2 | 5 April 2008 | ||
| 17. | Cap Gris-Nez | 2 | 13 September 2009 | ||
| 18. | Cap Gris-Nez | 2 | 21 March 2021 | ||
| 19. | Cap Gris-Nez | 2 | 1 April 2021 | ||
| 20. | Cap Gris-Nez | 1 | 20 October 1987 | ||
| 21. | Cap Gris-Nez | 1 | 21 April 2005 | ||
| 22. | Cap Gris-Nez | 1 | 2 July 2005 | ||
| 23. | Cap Gris-Nez | 1 | 7 September 2005 | ||
| 24. | Cap Gris-Nez | 1 | 7 March 2006 | ||
| 25. | Cap Gris-Nez | 1 | 23 August 2006 | ||
| 26. | Cap Gris-Nez | 1 | 4 May 2007 | ||
| 27. | Cap Gris-Nez | 1 | 7 September 2008 | ||
| 28. | Cap Gris-Nez | 1 | 22 November 2008 | ||
| 29. | Cap Gris-Nez | 1 | 18 April 2009 | ||
| 30. | Cap Gris-Nez | 1 | 17 March 2011 | ||
| 31. | Cap Gris-Nez | 1 | 12 November 2011 | ||
| 32. | Cap Gris-Nez | 1 | 15 April 2012 | ||
| 33. | Cap Gris-Nez | 1 | 9 March 2013 | ||
| 34. | Cap Gris-Nez | 1 | 1 April 2013 | ||
| 35. | Cap Gris-Nez | 1 | 2 April 2013 | ||
| 36. | Cap Gris-Nez | 1 | 10 April 2013 | ||
| 37. | Cap Gris-Nez | 1 | 11 March 2018 | ||
