IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse

(last update: January 01, 2023)

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NLA 5.416.821
Lesser B-backed Gull
sex?, pullus
ringed: July 14 2007
Reyndersweg, Velsen, now:
Forteiland IJmuiden, -
 
Relations:
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Lesser Black-backed Gull (graellsiiNLA 5.416.821 adult, April 23 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.

Mtal ring Arnhem NLA 5.416.821, ringed as pullus on July 14 2007 at Reyndersweg, Velsen Noord, the Netherlands.

Recoveries:
23-04-2019 - Forteiland, IJmuiden, Nederland, Muusse
09-05-2016 - Forteiland, IJmuiden, Netherlands, van Kleinwee.

below: Lesser Black-backed Gull (graellsiiNLA 5.416.821 13CY, April 23 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.

Note black centres on greater primary coverts in this 13CY bird. Black on 8 primaries.