It covers 700 km2 (270 sq mi) and is protected by a double barrier reef system.
The sites with the lowest live coral cover were found near Munda with an average of 18% LCC.
[3] Sightings of Indo-Pacific bottlenose dolphin (Tursiops aduncus) have been confirmed in the lagoon.
The people speak the Marovo language and live mainly by subsistence agriculture and are skilled at fishing.
The lagoon is a popular destination for diving and is a tourism hub for travelers from Australia, New Zealand, Europe and the United States.