IJmuiden Project - Fred Cottaar ringing team
(last update: April 01, 2026)
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| F2 HYBRID |
| NLA 5.651.542 |
| Herring x Lesser B-backed Gull |
| pullus |
| ringed: May 29 2026 |
| Forteiland IJmuiden, Zuidwestvlak |
| Relations: |
| Y.DUD mother 2026 |
| Y.DJB father 2026 F1 HYBRID |
| Y.HMC sibling 2026 |
| NLA 5.651.541 sibling 2026 |
| NLA 5.643.046 "sibling" 2025 |
| - |
| - |
Herring Gull (argenteus) x Lesser Black-backed Gull (graellsii) F2 HYBRID NLA 5.651.542 1CY, 2026, IJmuiden, the Netherlands. Picture: IJmuiden Ringing Team.
Ringed as pullus in season 2025 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
Mother is
Lesser Black-backed Gull g[Y.DUD].
Father is presumed F1 hybrid Herring x Lesser Black-backed Gull g[Y.DJB].
