Herring Gull- Zilvermeeuw (argentatus & argenteus)(last update: |
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Herring Gull plumages: hg 1cy July hg 2cy January hg 3cy January hg sub-ad January hg ad January |
Herring Gull (argenteus) YBRD adult, June 2014 - October 2017, IJmuiden, the Netherlands.Ringed as adult breeding Herring Gull on June 02 2014, at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team. below: Herring Gull (argenteus) YBRD adult, October 18 2017, IJmuiden, the Netherlands.P7/-. And for another year showing black markings on a central tail-feather; but less black, less black over the years.
below: Herring Gull (argenteus) YBRD adult, June 06 2016, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.With dark markings on R1. below: Herring Gull (argenteus) YBRD adult, September 03 2015, IJmuiden, the Netherlands.Bird in complete moult: P6 fg, P7 at P2, P8 missing, P9-P10 still old. S1 growing, S2 missing. R1 dropped, therefore no black in tail. below: Herring Gull (argenteus) YBRD adult, April 27 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.With a new set flight-feathers, but dark markings on tail-feathers again. below: Herring Gull (argenteus) YBRD adult, June 02 2014, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.With dark markings on tail-feathers, when trapped.
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