A sprawling meadow of seagrass in the shallows of the Mediterranean may be the OLDEST living organisms on Earth.
It provides habitat to a large diversity os species.
It helps to regenerate beaches.
P. oceanica is the most widespread seagrass in the Mediterranean, but populations are in global DECLINE as the meadows are damaged by trawlers, coastal development and warming waters. In the past 100 years, seagrass has declined around 10% in the region.