http://www.channelnewsasia.com/stories/afp_asiapacific/view/197288/1/.html
BANGKOK : Thailand warned Saturday of a series of unusual
underwater earthquakes in the Andaman Sea, urging caution along its
southern coast where the tsunami hit in 2004.
The National Disaster Warning Center said that between March 9-11
it had detected 31 quakes ranging in magnitude from 4.0 to 5.3 near
the Andaman Islands, some 500 kilometres (300 miles) east of the
southern Thai province of Ranong.
3 days got 31 quakes 