LBBG 4cy EL31 , Westkapelle, the Netherlands, October 27 1999. Photo by Pim Wolf.
A 4cy bird ringed left green EL31. Primary moult score of 43 with P8 fully grown. An individual born at the Maasvlakte, the Netherlands and ringed June 25 1996. Note the extensive dark markings on the bill and the pale pinkish base.