EK3 adult 9cy LBBG, July 6 2001, IJmuiden, the Netherlands.

Ringed left green EK3 on June 21 1993 at Maasvlakte. Some LBBG, which are born at the Maasvlakte, disperse to new colonies, like Zeebrugge (Belgium) and IJmuiden, where roof-top breeding. Most of these dispersing birds involve females.