Svoboda | Graniru | BBC Russia | Golosameriki | Facebook

Posidonia: The Mediterranean's 'super plant'

For the last 30 years, Spanish underwater filmmaker, diving instructor and marine biologist Manu San Felix has dedicated his life to saving the precarious "sea lung".

From his diving centre in Formentera, he has raised awareness about the necessity of preserving Posidonia meadows and worked to protect more than 13,000 sea hectares of the Ses Salinas Natural Park between Formentera and Ibiza.

Filmmaker: Rafael Estefania

Commissioning Editor: Anne Banas