IN the depths of various Indonesian seas exist 18 percent of the world’s coral reefs—as well as the most complete biological diversity. The wealth they contain, based on the coral reef website www.goblue.or.idwww.goblue.or.id, can generate potential income worth US$1.6 billion (about Rp13 trillion) annually.

The Reef at Risk (2002) report positioned Indonesia as one of the countries with the most-endangered coral reefs. Frequent earthquake