Investigators have determined that Karun Wansawang, an employee of the Royal Thai Forestry Department originally believed to have been abducted, died from a head injury sustained in an accidental 20-metre fall while catching fish and frogs in a Mae Hong Son woodland.

The body of Karun Wansawang, an employee of the Royal Thai Forestry Department allegedly abducted by 10 armed men on Saturday, was found on Monday morning in a Mae Hong Son creek.