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广东雷州珍稀海洋生物国家级自然保护区水体和沉积物中石油类含量与分布特征
引用本文:刘芳,柯盛,周立喜,陈成琼,陈耀.广东雷州珍稀海洋生物国家级自然保护区水体和沉积物中石油类含量与分布特征[J].海洋开发与管理,2020,37(1):69-74.
作者姓名:刘芳  柯盛  周立喜  陈成琼  陈耀
作者单位:广东雷州珍稀海洋生物国家级自然保护区管理局 湛江 524200;广东海洋大学 湛江 524088
摘    要:为了探讨广东雷州珍稀海洋生物国家级自然保护区海域水体和沉积物中石油类的含量及其分布特征,文章于2017年和2018年分别对保护区海域的石油类进行了调查。结果表明,保护区表层水体石油类含量为0.003~0.066mg/L,平均含量为0.015mg/L,平均污染指数为0.30,保护区水体中的石油类基本符合一类海水水质标准。保护区表层沉积物中石油类含量为3.0~54.8mg/kg,平均值为11.109mg/kg,符合海洋沉积物第一类质量标准。保护区水体和沉积物中石油类含量的变化规律基本相似,但是沉积物中石油类含量的变化更大。根据调查数据分析,保护区水体中石油类的主要来源是保护区社区小型渔船航行排放的石油类,以及保护区周边渔船在航行过程排放的石油类扩散到保护区海域。

关 键 词:石油类  污染指数  海洋自然保护区  海水  沉积物  分布特征

Petroleum Content and Distribution Characteristics in the Seawater and Sediment of Guangdong Leizhou Rare Marine Life National Nature Reserve
LIU Fang,KE Sheng,ZHOU Lixi,CHEN Chengqiong and CHEN Yao.Petroleum Content and Distribution Characteristics in the Seawater and Sediment of Guangdong Leizhou Rare Marine Life National Nature Reserve[J].Ocean Development and Management,2020,37(1):69-74.
Authors:LIU Fang  KE Sheng  ZHOU Lixi  CHEN Chengqiong and CHEN Yao
Institution:Guangdong Leizhou Rare Marine Life National Nature Reserve,Guangdong Ocean University,Guangdong Leizhou Rare Marine Life National Nature Reserve,Guangdong Leizhou Rare Marine Life National Nature Reserve and Guangdong Leizhou Rare Marine Life National Nature Reserve
Abstract:In order to research the petroleum content and distribution characteristics in the seawater and sediment of Guangdong Leizhou Rare Marine Life National Nature Reserve,this paper investigated the petroleum content of the Reserve in 2017 and 2018 respectively.The results showed that the petroleum content in the seawater of the Reserve was 0.003~0.066 mg/L,the average content was 0.015 mg/L,and the average pollution index was 0.30.The petroleum content in the seawater of the Reserve basically accorded with the first class seawater quality standard.The content of petroleum in the surface sediment of the Reserve was 3.0~54.8 mg/kg and the average content was 11.109 mg/kg,which accorded with the first quality standard of marine sediment.The change rule of petroleum content in the seawater and sediment of the Reserve was basically similar,but the change of petroleum content in sediment was greater.According to the analysis of survey data,the main sources of petroleum in the seawater of the Reserve originated from the petroleum discharged by small fishing boats of the Reserve Community during navigation,and other source came from the fishing boats around the Reserve spreading petroleum to the sea area of the Reserve during navigation.
Keywords:Petroleum  Pollution index  Marine Nature Reserve  Seawater  Sediment  Distribution  characteristics
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