Seasonal Distribution of Oil Pollution of Boats with Two-Stroke Engines on the Southern Coasts of Iran

In this paper the amount of pollution produced by boats with 2-stroke engines have been calculated, in different seasons in southern coast of Iran. The seasonal activity of boats is estimated based on the average of wide range of expert opinion whom familiar with these type of vessel according to crowd wisdom theorem. Also the amount pollution per hours power of engine is derivates from similar international researches.
The results show that the proportion of pollution from these boats is about 290 times greater than pollution from stern tube and deck machinery leakage from vessels in southern Iran.
In particular, they are contains toxic compounds of BTEX which is generated in way of marine life near coastal waters.
In spring and winter the pollution is greater than other seasons. with emphasis on the Persian Gulf and Oman Sea are the “Especial Area” and the threat of activity of boats on marine life; Suitable solution to reduce the pollution from these vessels, Should be in priority program of coastal countries especially the Islamic Republic of Iran .