A newborn blacktip reef shark is silhouetted as it swims at night past the Maya Shark Watch Project's baited remote underwater video station, in Maya Bay at the Phi Phi Island National Park, on Phi Phi Leh Island, Krabi province, Thailand, February 27, 2023. Blacktips, named after the distinctive black colouring on their dorsal fins and tails, roam the Andaman Sea and other tropical regions in decreasing numbers due to overfishing, according to the International Union for Conservation of Nature. REUTERS/Jorge Silva SEARCH "SILVA THAILAND SHARKS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY 

A group of eight juvenile blacktip reef sharks swim in the early morning, during low tide, in the shallow waters used as a nursery, in Maya Bay at the Phi Phi Island National Park, on Phi Phi Leh Island, Krabi province, Thailand, February 27, 2023. Blacktips, named after the distinctive black colouring on their dorsal fins and tails, roam the Andaman Sea and other tropical regions in decreasing numbers due to overfishing, according to the International Union for Conservation of Nature. REUTERS/Jorge Silva SEARCH "SILVA THAILAND SHARKS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY 

A newborn blacktip reef shark, which is listed as a vulnerable species, swims in the shallow waters of Maya Bay in Phi Phi Island National Park, on Phi Phi Leh Island, Krabi province, Thailand, February 26, 2023. Blacktips, named after the distinctive black colouring on their dorsal fins and tails, roam the Andaman Sea and other tropical regions in decreasing numbers due to overfishing, according to the International Union for Conservation of Nature. REUTERS/Jorge Silva SEARCH "SILVA THAILAND SHARKS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A newborn blacktip reef shark, which is listed as a vulnerable species, swims at night in Maya Bay at the Phi Phi Island National Park, on Phi Phi Leh Island, Krabi province, Thailand, February 24, 2023. Blacktips, named after the distinctive black colouring on their dorsal fins and tails, roam the Andaman Sea and other tropical regions in decreasing numbers due to overfishing, according to the International Union for Conservation of Nature. REUTERS/Jorge Silva SEARCH "SILVA THAILAND SHARKS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A view of the Amanpuri hotel located in a private peninsula at the shores of Andaman sea in the island of Phuket in Thailand January 5, 2023. REUTERS/Jorge Silva 

People are seen on a floating platform at the Andaman sea near Surin beach in the shores of the island of Phuket in Thailand January 5, 2023. REUTERS/Jorge Silva 

People are seen on a floating platform at the Andaman sea near Surin beach in the shores of the island of Phuket in Thailand January 5, 2023. REUTERS/Jorge Silva 

People are seen on a floating platform at the Andaman sea near Surin beach in the shores of the island of Phuket in Thailand January 5, 2023. REUTERS/Jorge Silva 

People are seen on a floating platform at the Andaman sea near Surin beach in the shores of the island of Phuket in Thailand January 5, 2023. REUTERS/Jorge Silva 

From remote corners of the Himalayas to crocodile-infested mangrove swamps of the Andaman Islands, government officials travelled by foot, road, train, helicopter, boat and sometimes elephant to enable people to vote. From remote corners of the Himalayas to crocodile-infested mangrove swamps of the Andaman Islands, government officials travelled by foot, road, train, helicopter, boat and sometimes elephant to enable people to vote. embed code and instructions: https://reut.rs/2YP2yE9 

A man applies finishing touches on a sculpture of a man from the Jarawa tribe, indigenous people of the Andaman Islands, which will be used to decorate a pandal, or a temporary platform, for the upcoming Hindu festival of Durga Puja in Kolkata, India, October 1, 2018. REUTERS/Rupak De Chowdhuri 

May Thein, (L) the mother of Win Zaw Htun, one of two Myanmar workers accused of killing British tourists, cries as they arrive at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

May Thein, (L) the mother of Win Zaw Htun, one of two Myanmar workers accused of killing British tourists, cries as they arrive at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant worker Zaw Lin arrives at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant worker Win Zaw Htun arrives at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant worker Win Zaw Htun sits in a prison truck as he arrives at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant workers Zaw Lin (R) and Win Zaw Htun arrive at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant workers Zaw Lin (R) and Win Zaw Htun arrive at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

Myanmar migrant workers Zaw Lin (R) and Win Zaw Htun arrive at the Koh Samui Provincial Court, in Koh Samui, Thailand, July 22, 2015. Defence lawyers in the trial of two Myanmar men accused of killing two British backpackers on a Thai resort island last year said on Wednesday they would focus on the reliability of crucial DNA evidence. British tourists Hannah Witheridge, 23, and David Miller, 24, were killed last September. Their bodies were found on a beach on Koh Tao, a Thai island in the Andaman Sea popular with backpackers and divers. REUTERS/Chaiwat Subprasom 

A general view of the runway controlled by the Indian military is pictured at Port Blair airport in Andaman and Nicobar Islands, India, July 4, 2015. The arrival of the warships at Port Blair earlier this month symbolizes how an island chain better known for its beaches and diving is quietly becoming a key plank in New Delhi's strategy to counter China's growing naval presence in the Indian Ocean. Picture taken July 4, 2015. To match Insight INDIA-ANDAMANS/MILITARY REUTERS/Sanjeev Miglani 

A floating dock of the Indian navy is pictured at the naval base at Port Blair in Andaman and Nicobar Islands, India, July 1, 2015. The arrival of the warships at Port Blair earlier this month symbolizes how an island chain better known for its beaches and diving is quietly becoming a key plank in New Delhi's strategy to counter China's growing naval presence in the Indian Ocean. Picture taken July 1, 2015. To match Insight INDIA-ANDAMANS/MILITARY REUTERS/Sanjeev Miglani 

A boat packed with migrants is attached to a Myanmar navy vessel (not pictured) off Leik Island in the Andaman sea May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun 

A Myanmar military officer (top) speaks on the radio from a boat packed with migrants off Leik Island in the Andaman Sea May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun 

A boat packed with migrants is attached to a Myanmar navy vessel off Leik Island in the Andaman Sea May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun 

A Myanmar military officer (R) looks on from navy ship behind a boat packed with migrants, off Leik Island in the Andaman Sea May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun 

A Myanmar military officer (R) gestures from a navy ship towards a boat packed with migrants, off Leik Island in the Andaman Sea May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun 

A Myanmar military officer gestures from a boat packed with migrants off Leik Island in the Andaman Sea, May 31, 2015. More than 700 migrants found packed aboard an overcrowded boat in the Andaman Sea were still being held offshore by Myanmar's navy on Monday, more than three days after the converted fishing vessel was intercepted off the country's coast. Picture taken May 31, 2015. REUTERS/Soe Zeya Tun TPX IMAGES OF THE DAY

Migrants are seen aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. The United Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND)

A Malaysian navy vessel patrols waters near Langkawi island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris

Migrants are seen aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris 

A Malaysian navy vessel patrols waters near Langkawi island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris

Migrants are seen aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. The United Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris

Migrants are seen aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris 

A Thai navy vessel and a migrant boat are seen tethered together, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND)

A migrants boat is seen tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. TheUnited Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND)

Migrants are seen aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. The United Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND) TPX IMAGES OF THE DAY

Migrants look on aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. The United Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND)

Migrants react aboard a boat tethered to a Thai navy vessel, in waters near Koh Lipe island, May 16, 2015. A boat crammed with migrants was towed out to sea by the Thai navy and then held up by Malaysian vessels on Saturday, the latest round of "maritime ping-pong" by Asian states determined not to let asylum seekers come ashore. The United Nations has called on countries around the Andaman Sea not to push back the thousands of desperate Bangladeshis and Rohingya Muslims from Myanmar now stranded in wooden boats, and to rescue them instead. REUTERS/Olivia Harris (THAILAND) TPX IMAGES OF THE DAY

Indian Navy ship INS Kesari, involved in search operations for the missing Malaysia Airlines Flight MH370, arrives at the naval base in Port Blair, the capital of India's Andaman and Nicobar islands, March 17, 2014. India on Sunday put on hold its search for the missing aircraft, at the request of the government in Kuala Lumpur, which wants to reassess the week-old hunt for the Boeing 777 that is suspected of being deliberately flown off course. REUTERS/Danish Siddiqui (INDIA - Tags: TRANSPORT DISASTER MILITARY POLITICS) 

Indian Navy ship INS Kesari, involved in search operations for the missing Malaysia Airlines Flight MH370, arrives at the naval base in Port Blair, the capital of India's Andaman and Nicobar islands, March 17, 2014. India on Sunday put on hold its search for the missing aircraft, at the request of the government in Kuala Lumpur, which wants to reassess the week-old hunt for the Boeing 777 that is suspected of being deliberately flown off course. REUTERS/Danish Siddiqui (INDIA - Tags: TRANSPORT DISASTER MILITARY POLITICS) 

Indian Navy ship INS Kesari, involved in search operations for the missing Malaysia Airlines Flight MH370, arrives at the naval base in Port Blair, the capital of India's Andaman and Nicobar islands, March 17, 2014. India on Sunday put on hold its search for the missing aircraft, at the request of the government in Kuala Lumpur, which wants to reassess the week-old hunt for the Boeing 777 that is suspected of being deliberately flown off course. REUTERS/Danish Siddiqui (INDIA - Tags: TRANSPORT DISASTER MILITARY POLITICS) 

A passenger ship is seen in the waters of the Andaman Sea near Port Blair, the capital of India's Andaman and Nicobar islands, March 16, 2014. India on Sunday put on hold its search for missing Malaysia Airlines flight MH370, at the request of the government in Kuala Lumpur, which wants to reassess the week-old hunt for the Boeing 777 that is suspected of being deliberately flown off course. REUTERS/Danish Siddiqui (INDIA - Tags: POLITICS MILITARY MARITIME) 

An Indian Navy boat patrols in the waters of the Andaman Sea near Port Blair, the capital of India's Andaman and Nicobar islands, March 16, 2014. India on Sunday put on hold its search for missing Malaysia Airlines flight MH370, at the request of the government in Kuala Lumpur, which wants to reassess the week-old hunt for the Boeing 777 that is suspected of being deliberately flown off course. REUTERS/Danish Siddiqui (INDIA - Tags: MARITIME MILITARY POLITICS) 

A woman looks for the missing Malaysia Airlines flight MH370, that disappeared from radar screens in the early hours of Saturday, off Con Dao island March 12, 2014. The search for a missing Malaysia Airlines jetliner expanded on Wednesday to cover an area stretching from China to the Andaman Sea, with authorities no closer to explaining what happened to the plane or the 239 people on board. Vietnam briefly scaled down search operations in waters off its southern coast, saying it was receiving scanty and confusing information from Malaysia over where the aircraft may have headed after it lost contact with air traffic control. REUTERS/Kham (VIETNAM - Tags: DISASTER TRANSPORT MILITARY) 

Military officer Ngo Ngoc Dong is seen reflected in a map on an iPad showing the path of the Vietnam Air Force search and rescue AN-26 aircraft that he is travelling on, during a mission to find Malaysia Airlines flight MH370 that disappeared from radar screens in the early hours of Saturday, off Con Dao island March 12, 2014. The search for the missing Malaysia Airlines Boeing 777 jetliner expanded on Wednesday to cover an area stretching from China to the Andaman Sea, with authorities no closer to explaining what happened to the plane or the 239 people on board. Vietnam briefly scaled down search operations in waters off its southern coast, saying it was receiving scanty and confusing information from Malaysia over where the aircraft may have headed after it lost contact with air traffic control. REUTERS/Kham (VIETNAM - Tags: DISASTER TRANSPORT MILITARY SCIENCE TECHNOLOGY) 

Military officer Dang Xuan Hung looks through a window of a Vietnam Air Force AN-26 aircraft during a mission to find Malaysia Airlines flight MH370 that disappeared from radar screens in the early hours of Saturday, off Con Dao island March 12, 2014. The search for the missing Malaysia Airlines Boeing 777 expanded on Wednesday to cover an area stretching from China to the Andaman Sea, with authorities no closer to explaining what happened to the plane or the 239 people on board. Vietnam briefly scaled down search operations in waters off its southern coast, saying it was receiving scanty and confusing information from Malaysia over where the aircraft may have headed after it lost contact with air traffic control. REUTERS/Kham (VIETNAM - Tags: DISASTER TRANSPORT MILITARY) 

Deputy Commander of Vietnam 918 Air Brigade Senior Lieutenant Nguyen Tri Thuc (R) looks out for the missing Malaysia Airlines flight MH370, that disappeared from radar screens in the early hours of Saturday, off Con Dao island March 12, 2014. The search for a missing Malaysia Airlines jetliner expanded on Wednesday to cover an area stretching from China to the Andaman Sea, with authorities no closer to explaining what happened to the plane or the 239 people on board. Vietnam briefly scaled down search operations in waters off its southern coast, saying it was receiving scanty and confusing information from Malaysia over where the aircraft may have headed after it lost contact with air traffic control. REUTERS/Kham (VIETNAM - Tags: DISASTER TRANSPORT MILITARY) 

Volunteers carry a coffin of a victim, who died after a boat capsized, at the airport in the southern Indian city of Chennai January 27, 2014. At least 21 people died after a boat carrying Indian tourists capsized off Andaman Islands, officials said on Sunday. The relatively remote Andaman and Nicobar islands are a popular tourist destination for many Indians. REUTERS/Babu (INDIA - Tags: DISASTER TRANSPORT) 

Coffins of the victims, who died after their boat capsized, are kept at the airport to be transferred to their villages, in the southern Indian city of Chennai January 27, 2014. At least 21 people died after a boat carrying Indian tourists capsized off Andaman Islands, officials said on Sunday. The relatively remote Andaman and Nicobar islands are a popular tourist destination for many Indians. REUTERS/Babu (INDIA - Tags: DISASTER TRANSPORT) 

Coffins of the victims, who died after their boat capsized, are kept at the airport to be transferred to their villages, in the southern Indian city of Chennai January 27, 2014. At least 21 people died after a boat carrying Indian tourists capsized off Andaman Islands, officials said on Sunday. The relatively remote Andaman and Nicobar islands are a popular tourist destination for many Indians. REUTERS/Babu (INDIA - Tags: DISASTER TRANSPORT) 

Private security guards sit on a seaside promenade after they evacuated beach-goers after the government announced a tsunami alert in the southern Indian city of Kochi April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Sivaram V (INDIA - Tags: DISASTER) 

Vendors carrying their belongings evacuate Marina beach after a tsunami alert was issued in the southern Indian city of Chennai April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Babu (INDIA - Tags: DISASTER ENVIRONMENT HEALTH) 

Police close the road near the Marina beach after a tsunami alert was issued in the southern Indian city of Chennai April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Babu (INDIA - Tags: DISASTER ENVIRONMENT HEALTH) 

Patients rest in the lawns of a government-run hospital after they were evacuated in the southern Indian city of Chennai April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Babu (INDIA - Tags: DISASTER ENVIRONMENT HEALTH) 

A woman holds her child who is ill in her lap after they were evacuated from a government run hospital in the southern Indian city of Chennai April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Babu (INDIA - Tags: DISASTER ENVIRONMENT HEALTH) 

People move an ice-cream cart from the Marina beach after a tsunami alert was issued in the southern Indian city of Chennai April 11, 2012, following an earthquake which struck off Indonesia. A few thousand people were evacuated to higher ground from parts of Andaman and Nicobar islands on Wednesday following earthquakes in Indonesia, as the islands prepared for tsunami waves up to 3.9 metres high, officials said. REUTERS/Babu (INDIA - Tags: DISASTER) HEALTH) 

QUAKE/ANDAMANS - Map locating the epicenter of Monday's 6.4 magnitude earthquake off India's Andaman Islands that triggered a local tsunami alert . RNGS. (SIN02) 

QUAKE/ANDAMANS - Map locating the epicenter of Monday's 6.4 magnitude earthquake off India's Andaman Islands that triggered a local tsunami alert . RNGS. (SIN02) 

People launch floating paper lanterns into the sky over the Andaman Sea in remembrance of the 2004 Indian Ocean tsunami victims, in Khao Lak, in Thailand's Phang Nga province, about 110 km (68 miles) north of the resort island of Phuket December 26, 2009. REUTERS/Chaiwat Subprasom (THAILAND - Tags: ANNIVERSARY DISASTER ENVIRONMENT) 

People launch floating paper lanterns into the sky over the Andaman Sea in remembrance of the 2004 Indian Ocean tsunami victims, in Khao Lak, in Thailand's Phang Nga province, about 110 km (68 miles) north of the resort island of Phuket, December 26, 2009. REUTERS/Chaiwat Subprasom (THAILAND - Tags: ANNIVERSARY DISASTER ENVIRONMENT)