BANGKOK: Officials have put up signs to warn tourists of possible attacks by box jellyfish at beaches on three popular islands in Surat Thani.Thanyaporn Poolsawat, a fishery academic of the Middle Gulf of Thailand Marine and Coastal Resources Research and Development Centre, said the centre frequently observed box jellyfish off the coasts of Koh Samui, Koh Pha-Ngan and Koh Tao from July to October.
She said officials had put up warning signs at all beaches on the islands and provided bottles of vinegar next to the signs for tourists to use if they were stung by a box jellyfish.