Lesser Black-backed Gull graellsii NLA 5.502.195 4CY, June 08 2015, Rotterdam, the Netherlands. Picture: Merijn Loeve.
Ringed as pullus in 2012 at Maasvlakte-Europoort, the Netherlands.
Broad band on bill and immature feathers in tertials and coverts.
![](../lbbgnovdec/images/merijn/NLA5502195 Rotterdam Zuid, juni 2015, geringd als pul op de maasvlakte in 2012 01.jpg)
![](../lbbgnovdec/images/merijn/NLA5502195 Rotterdam Zuid, juni 2015, geringd als pul op de maasvlakte in 2012 02.jpg)
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