LBBG 9cy Holland 5.321.306, May 27 2003, Dintelhaven, Maasvlakte, the Netherlands (51.59N,04.02E).
This Dutch LBBG was ringed as pullus argenteus on July 12 1998, at Industrial complex Moerdijk (51.41N 04.35E). A LBBG ringed right tibia Arnhem 5.321.306. The red spot doesn't continue on the upper mandible, but there is no black on the upper mandible. The yellow iris has much speckling. This individual has all primaries old: P1-P10 still present. Note the extensive head-moult.