Mediterranean Posidonia

Plant species that is classified as a marine phanerogam, that is a flowering plant. This is an endemic species of the Mediterranean which grows at a depth of up to 40 metres. It grows into vast sea grass meadows which constitute one of the main ecosystems in  the Mediterranean Sea: it is notably a source of food for many herbivore marine species; its rhizomic roots allow it to attach to the seabed and its leaves have the function of trapping sediment.