IJmuiden Project - Fred Cottaar ringing team
(last update: April 01, 2026)
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| Y.FUS |
| NLA 5.636.705 |
| Lesser B-backed Gull |
| male, adult |
| ringed: May 18 2026 |
| Forteiland IJmuiden, Noordvlak |
| Relations: |
| - |
Lesser Black-backed Gull (graellsii) Y.FUS adult, 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
Ringed as breeding adult in breeding season 2026 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
below: Lesser Black-backed Gull (graellsii) Y.FUS >4CY, May 18 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
| nest | partner | wing | tarsus | head-bill | bill | gonys | greytone | mass | swab code |
| - | - | 440 | - | 122,7 | 55,8 | 18,2 | - | 844 | - |
Food: Pouting / Steenbolk (Trisopterus luscus).
