In this study, in order to assess the ecological health status in the south East ports of Caspian Sea, the oil pollution and heavy metals of macrobentose and their relationship with environmental stress were investigated. Sediment samples were collected using a Van Veen grab at 12 sampling points, seasonally during 2015- 2016. In this study, the mean (range) of nickel in sediment samples (65.1 ± 19.18) to (49.2 ± 23.41) and vanadium ranges between (96.1 ± 34.15) to (53.9 ± 13.90) were recorded in four seasons.
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