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

(last update: January 01, 2023)

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Y.AJJ
NLA x.xxx.xxx
Lesser B-backed Gull
female, adult
ringed: May 18 2009
Forteiland IJmuiden, -
 
Relations:
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Lesser Black-backed Gull (graellsiiY.AJJ adult, May 2015 & April 2017, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.

Ringed as breeding adult in season 2009 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.

below: Lesser Black-backed Gull (graellsiiY.ABJ >12CY, April 10 2017, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.

Note the presence of much white on the inner web of P7 which is typical for her primary pattern.

below: Lesser Black-backed Gull (graellsiiY.AJJ >10CY, May 11 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.

Female Green YAJJ. Note the lack of black on P7 in the right wing.