IJmuiden Project - Fred Cottaar ringing team
(last update: April 01, 2026)
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| Y.FWK |
| NLA 6.251.217 |
| Herring Gull |
| male, adult |
| ringed: May 22 2026 |
| Forteiland IJmuiden, Duintjes Midden |
| Relations: |
| Y.FWM female, partner 2026 |
| - |
Herring Gull (argenteus) Y.FWK 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.
Herring Gull (argenteus) Y.FWK >4CY, May 22 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
| nest | partner | wing | tarsus | head-bill | bill | gonys | greytone | mass | swab code |
| Caught on nest 2 eggs | YFWM | 428 | 69,2 | 126,3 | 58,3 | 21,1 | 4,5 | 1202 | 26B02836 SERUM
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