The authors are solely responsible for the content of this report. Material included herein does not represent the opinion of the European Community, and the European Community is not responsible for any use that might be made of it.
Several monitoring programs were carried out from 2002 to 2005, e.g. the morphological development was investigated. Furthermore an ecological study was conducted in which the succession of the vegetation was investigated and the success of the complete measure was evaluated (Bielefeld & Berg, 2006).