Highlight Research The current condition coverage percentage of coral reefs in the waters Gosong Island was 55% Percentage dead with algae founded on is 28% On there are 11 families, namely Acroporidae, Agariciidae, Faviidae, Fungiidae, Merulinidae , Mussidae, Dendrophylliidae, Oculinidae, Pectiniidae, Pocilloporidae and Poritidae Abstract reef ecosystem an important ecosystem; its existence ha...