More about southern Mediterranean environment
Posidonia oceanica
Key focus of mediterranean biodiversity
and "amazonian forest" of the sea.
This endemic sea-grass which is the testimony of a well preserved coastal environment  is the most important Mediterranean plant. Caulerpa prolifera
This alga which extends on silty sand bottoms where Posidonia cannot remains, covers, in the southern Mediterranean,very large areas.
To know more about Posidonia
To know more about Caulerpa
photo (J.Zaouali) Posidonia meadow on Kerkena islands seashore