IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse
(last update: January 01, 2023)
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| Y.AZF |
| NLA x.xxx.xxx |
| Herring Gull |
| sex?, pullus |
| ringed: July 11 2011 |
| Forteiland IJmuiden, - |
| Relations: |
| - |
| - |
Herring Gull (argenteus) Y.AZF 1CY & 3CY, August 2011 & April 2013, the Netherlands. Picture: Frank van der Meer & Mars Muusse.
Ringed as pullus on July 11 2011 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
below: Herring Gull (argenteus) Y.AZF 3CY, April 07 2013, Brouwersdam, the Netherlands. Picture: Frank van der Meer.
Almost all scaps grey. Partial autumn moult only included 2x upper tertials. Base of bill starts to turn yellow in spring.
below: Herring Gull (argenteus) Y.AZF 1CY, August 25 2011, IJmuiden, the Netherlands. Picture: Mars Muusse.
Few scaps replaced.
