Posidonia Festival Formentera

Posidonia Oceanica

Posidonia oceanica, commonly known as Sea Grass, is an angiosperm plant, adapted to underwater life. It is a key element to preserving the Mediterranean ecosystems. At the moment, the posidonia prairies are disappearing throughout the whole Mediterranean Sea. Still, some of the oldest and best-preserved prairies are located around Formentera. What follows is an explanation of the Posidonia, its ecosystem, and its impact on related ecosystems.