IJmuiden Project - Fred Cottaar ringing team
(last update: April 01, 2026)
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| Y.FZS |
| NLA 5.559.502 |
| Lesser B-backed Gull |
| male, pullus |
| ringed: July 02 2021 |
| Forteiland IJmuiden |
| ringed: May 22 2026 |
| Forteiland IJmuiden, Duintjes Oost |
| Relations: |
| - |
Lesser Black-backed Gull (graellsii) Y.FZS 4CY-6CY, 2024-2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
Ringed with metal ring, as pullus in season 2021 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
Trapped as breeding adult in season 2026 and plastic ring added, at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
below: Lesser Black-backed Gull (graellsii) Y.FZS 6CY, May 22 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
| nest | partner | wing | tarsus | head-bill | bill | gonys | greytone | mass | food |
Caught on nest 1 egg.
|
- | 417 | 120,6 | 52,7 | 17,7 | 10 | 834 | - |
CONTROLL. NLA 5559502, pullus 2021 Forteiland. Caught on nest 1 egg.
below: Lesser Black-backed Gull (graellsii) NLA 5.559.502 6CY, March 27 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
below: Lesser Black-backed Gull (graellsii) NLA 5.559.502 5CY, April 11 2025, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
below: Lesser Black-backed Gull (graellsii) NLA 5.559.502 4CY, June 02 2024, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
below: Lesser Black-backed Gull (graellsii) NLA 5.559.502 4CY, May 27 2024, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
