一、前言 秦皇岛近海海域岸地处渤海中部,海域开阔,少岬角,港湾,境内有秦皇岛港及北戴河风景区,鱼虾等水产资源丰富,戴河口一带是对虾产卵场。秦皇岛海域是兼有航运、渔业和旅游的重要海域。 秦皇岛市的工业和生活污水多由明渠经四条河流(戴河、汤河、新开河、石河)排放入海,河口地区污染尤为严重。为了探讨工业污染给秦皇岛海域带来的影响,开展了海域环境 I. Introduction Qinhuangdao offshore sea shore is located in the central Bohai Sea, open sea, less headland, harbor, Qinhuangdao Port and Beidaihe Scenic Area, fish and shrimp and other aquatic resources, Daihekou shrimp spawning area. Qinhuangdao waters are both important shipping, fishery and tourism waters. The industrial and domestic sewage in Qinhuangdao City is mostly discharged into the sea by the open channel via four rivers (Daihe, Tanghe, Xinkaihe and Shihe), and the pollution in the estuary area is especially serious. In order to investigate the impact of industrial pollution on Qinhuangdao sea area, the marine environment was carried out