Coral and coral reefs of coral reefs are extremely sensitive, only on the reef can damage delicate corals, years renewable. Many reefs are constantly being damaged mail boat anchor, licit and illicit consumption, waste water, visitors keep sake broken coral block and commercial gain, sold to tourists and holiday diver like us. It is not unusual to empty their sewage directly into the water surrounding coral reef, coral reef degradation in order to promote tourist destination. | 
Coral Reef Survey 
Linear Mode
