This book represents the Proceedings of the Mediterranean Seagrass Workshop (MSW-2006), held in Malta in 2006 and co-organized by a committee of Malta, French and Italian seagrass scientists. The book includes 60 papers in form of short notes (all are 4-5 printed pages long), which are equally divided in three main sections: Biology and Ecology of seagrasses; Ecosystem service of seagrasses; Monitoring, Management and Restoration of seagrasses. Each section is opened by an invited paper. More than 100 Authors from 17 different countries are represented among the collated papers, including some interesting contributions from North-Africa and lowers East Asia countries (Tunisia, Algeria, Egypt, Turkey).