Soldier Dinh Thien Hoang performs his duties as a navigator, helping a canoe travel to Song Tu Tay (Southwest Cay) Island.(Photo: Tin tuc/VNA) 
A navigator supports a boat travelling to Da Tay (West Reef) B.(Photo: Tin tuc/VNA) 
A navigator helps a canoe travelling to Song Tu Tay (Southwest Cay) Island. (Photo: Tin tuc/VNA) 
The distance from the mooring vessel to the island is about 1 km, so the CQ (Sovereignty) boat will take the group to the island by canoe. Without a navigator to guide the way, getting in and out would be very difficult for first-timers to the island.(Photo: Tin tuc/VNA) 
It is difficult to access low-lying islands and greatly depends on the tides. (Photo: Tin tuc/VNA) VNA
