LBBG sub-adult 4cy EJ51 , Westkapelle, the Netherlands, October 21 1999. Photo by Pim Wolf.

A 4cy (sub-adult) bird ringed left green EJ51. Note the distinct brown colour of the old outermost primaries. This bird was ringed on June 24 1996 at Maasvlakte, the Netherlands. P7 growing, P9-P10 still old.