IJmuiden Project - Fred Cottaar ringing team
(last update: April 01, 2026)
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| Y.HWK |
| NLA 5.651.478 |
| Lesser B-backed Gull |
| female, adult |
| ringed: March 30 2026 |
| Amsterdam - Erasmusgracht |
| Relations: |
| - |
Lesser Black-backed Gull (graellsii) Y.HWK adult, March 30 2026, Amsterdam, the Netherlands. Picture: Thijs Horst & Mars Muusse.
HPAIV-H5N1 monitoring for Vogeltrekstation Arnhem. Trapped in the city of Amsterdam, junction Hoofdweg - Erasmusgracht.
below: Lesser Black-backed Gull (graellsii) Y.HWK >4CY, March 30 2026, Amsterdam, the Netherlands. Picture: Thijs Horst & Mars Muusse.
| wing | tarsus | head-bill | bill | gonys | mass | swab code |
| 390 | 57,0 | 112,8 | 50,0 | 16,6 | 576 | 26B02515 |
