A diver holds his mask on a small boat on Yangon River after searching for coal and iron from sunken ships July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TPX IMAGES OF THE DAY TRANSPORT) 

A diver adjusts his mask on a small boat on Yangon river as he prepares to search for coal and iron from sunken ships, July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

A diver holds his mask as he attempts to get up on a small boat on Yangon river, after retrieving some coal and iron from sunken ships, July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT) 

A man with tattoos is pictured on a small boat on Yangon River as its crew searches for coal and iron from sunken ships, July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

A primitive mask is attached to a rubber pipe used by divers to go as deep as 200 feet (61 metres) underwater in search of coal and iron from sunken ships on Yangon River July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY TRANSPORT BUSINESS EMPLOYMENT) 

People travel on their small boat on Yangon River in search of coal and iron from sunken ships July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

A diver places a piece of coal retrieved from a sunken ship onto a small boat on Yangon River, July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. month. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

People travel on their small boat on Yangon River in search of coal and iron from sunken ships July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

A diver holds his mask on a small boat on Yangon River after searching for coal and iron from sunken ships July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

Coal and iron from a sunken ship are retrieved by a diver onto a small boat on Yangon River July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT) 

A man operates the engine of a small boat on Yangon river as its crew searches for coal and iron from sunken ships July 10, 2013. Every morning and evening during high tide, up to 40 boats of different shapes and sizes with crews of between four and eight people leave the former capital for the dangerous job of salvaging items from Yangon River's muddy waters. Wearing flimsy-looking gas masks attached to rubber water pipe, the divers jump into the water in search of coal and iron from sunken ships to be sold later. Some divers have lost their lives on the job when their ropes break or when they get caught in fishing nets and hooks. Divers say each boat earns about $1000 a month in this tiring and lethal job. Picture taken July 10, 2013. REUTERS/Damir Sagolj (MYANMAR - Tags: SOCIETY BUSINESS EMPLOYMENT TRANSPORT)