Lesser Black-backed Gull (graellsii & intermedius)
(last update: May 17 2015)
Lesser Black-backed Gull graellsii BW adult, March 26 & June 08 2015, Maasvlakte - Europoort, the Netherlands. Picture: Merijn Loeve.
Blue (white inscription) tibia BW and black ring on other tibia, ringed in breeding season 2014 as breeding adult at this very location at Europoort, the Netherlands.
Above: June 08 2015.
Below: March 26 2015.