December 24, 2004, when a tsunami-sized accidents. 9.3 Richter, which centers on the islands of Sumatra. Result in the Andaman coast reefs have been damaged very seriously.
On December 24, 2004 tsunami disaster was 9.3 on the Richter scale. The epicenter near Sumatra. As a result, the reefs along the Andaman coast have been damaged a lot.