Every year, marine disasters cause in injuries, casualties and enormous financial losses. The investigations reveal that during the recent years 68% of the disasters happened to the flagged vessels of Iran were related to the traditional vessels. In the present research, the marine disaster issue in traditional vessels has been investigated in ports of Hormozgan province. For this purpose, factors affecting marine disasters in traditional vessels are define applying Delphi model and rated using TOPSIS model. Building culture of safety observation and elevating the seafarers literacy have been identified as the most important factors.