Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 2 | 8 September 2018 | ||
| 2. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 1 | 7 September 2018 | ||
| 3. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 1 | 6 September 2019 | ||
| 4. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 1 | 15 August 2020 | ||
| 5. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 1 | 27 August 2020 | ||
| 6. | Port Barbe, La Chapelle-sur-Erdre (Loire-Atlantique, 44) | 1 | 26 August 2021 | ||
