河北滦南滨海湿地春季水质分布特征及评价
文章基于2022年河北滦南滨海湿地水体春季氮、磷营养盐浓度及水体理化指标等数据,探讨了该湿地春季水体营养盐分布特征及影响因素,并利用单因子污染指数法、内梅罗综合指数法、综合营养状态指数法对湿地富营养化状况进行了评价,并对评价结果进行了讨论与分析。结果表明:滦南滨海湿地水质检测结果显示,高锰酸盐指数平均11.27 mg/L、氨氮平均0.13 mg/L、盐度平均53.57 mg/L、总氮平均3.17 mg/L、总磷平均0.32 mg/L、叶绿素a平均25.57μg/L。滦南滨海湿地总氮、总磷污染程度较大,浓度超过标准浓度倍数较高,最大均达到10倍以上,其中总氮、总磷超标站位主要集中在湿地北部生活居...
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Published in | 海洋开发与管理 Vol. 41; no. 7; pp. 95 - 103 |
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Main Authors | , , , |
Format | Journal Article |
Language | Chinese |
Published |
海洋出版社有限公司
28.07.2024
河北省海洋地质环境调查中心 唐山 063099 河北省地质矿产勘查开发局第五地质大队 唐山 063099 |
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Online Access | Get full text |
ISSN | 1005-9857 |
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Abstract | 文章基于2022年河北滦南滨海湿地水体春季氮、磷营养盐浓度及水体理化指标等数据,探讨了该湿地春季水体营养盐分布特征及影响因素,并利用单因子污染指数法、内梅罗综合指数法、综合营养状态指数法对湿地富营养化状况进行了评价,并对评价结果进行了讨论与分析。结果表明:滦南滨海湿地水质检测结果显示,高锰酸盐指数平均11.27 mg/L、氨氮平均0.13 mg/L、盐度平均53.57 mg/L、总氮平均3.17 mg/L、总磷平均0.32 mg/L、叶绿素a平均25.57μg/L。滦南滨海湿地总氮、总磷污染程度较大,浓度超过标准浓度倍数较高,最大均达到10倍以上,其中总氮、总磷超标站位主要集中在湿地北部生活居民区,高锰酸盐指数超标站位主要分布在东北角及西部养殖池塘、盐田等,滦南滨海湿地地表水体单因子指数法评价结果为劣Ⅴ类,存在严重污染,湿地水质重度富营养化。污染来源主要为养殖废水及生活污水,围海养殖造成湿地破碎化严重,水体连通性差导致营养盐不易扩散是造成富营养化的主要因素。 |
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AbstractList | 文章基于2022年河北滦南滨海湿地水体春季氮、磷营养盐浓度及水体理化指标等数据,探讨了该湿地春季水体营养盐分布特征及影响因素,并利用单因子污染指数法、内梅罗综合指数法、综合营养状态指数法对湿地富营养化状况进行了评价,并对评价结果进行了讨论与分析。结果表明:滦南滨海湿地水质检测结果显示,高锰酸盐指数平均11.27 mg/L、氨氮平均0.13 mg/L、盐度平均53.57 mg/L、总氮平均3.17 mg/L、总磷平均0.32 mg/L、叶绿素a平均25.57μg/L。滦南滨海湿地总氮、总磷污染程度较大,浓度超过标准浓度倍数较高,最大均达到10倍以上,其中总氮、总磷超标站位主要集中在湿地北部生活居民区,高锰酸盐指数超标站位主要分布在东北角及西部养殖池塘、盐田等,滦南滨海湿地地表水体单因子指数法评价结果为劣Ⅴ类,存在严重污染,湿地水质重度富营养化。污染来源主要为养殖废水及生活污水,围海养殖造成湿地破碎化严重,水体连通性差导致营养盐不易扩散是造成富营养化的主要因素。 P731.22; 文章基于2022年河北滦南滨海湿地水体春季氮、磷营养盐浓度及水体理化指标等数据,探讨了该湿地春季水体营养盐分布特征及影响因素,并利用单因子污染指数法、内梅罗综合指数法、综合营养状态指数法对湿地富营养化状况进行了评价,并对评价结果进行了讨论与分析.结果表明:滦南滨海湿地水质检测结果显示,高锰酸盐指数平均11.27 mg/L、氨氮平均0.13 mg/L、盐度平均53.57 mg/L、总氮平均3.17 mg/L、总磷平均0.32 mg/L、叶绿素a平均25.57 μg/L.滦南滨海湿地总氮、总磷污染程度较大,浓度超过标准浓度倍数较高,最大均达到10倍以上,其中总氮、总磷超标站位主要集中在湿地北部生活居民区,高锰酸盐指数超标站位主要分布在东北角及西部养殖池塘、盐田等,滦南滨海湿地地表水体单因子指数法评价结果为劣V类,存在严重污染,湿地水质重度富营养化.污染来源主要为养殖废水及生活污水,围海养殖造成湿地破碎化严重,水体连通性差导致营养盐不易扩散是造成富营养化的主要因素. |
Abstract_FL | This paper explores the distribution characteristics and influencing factors of nitrogen and phosphorus nutrients in the spring water body of Luannan Coastal Wetland in Hebei Prov-ince,based on data such as nitrogen and phosphorus nutrient concentrations and physical and chemical indicators in 2022.The eutrophication status of the wetland was evaluated using single factor pollution index method,Nemero comprehensive index method,and comprehensive nutrient status index method.The evaluation results were discussed and analyzed.The results showed that the water quality detection results of Luannan Wetland showed an average permanganate index of 11.27 mg/L,ammonia nitrogen of 0.13 mg/L,salinity of 53.57 mg/L,total nitrogen of 3.17 mg/L,total phosphorus of 0.32 mg/L,and chlorophyll a The average is 25.44 μg/L.The pol-lution level of total nitrogen and total phosphorus in Luannan Wetland is relatively high,with concentrations exceeding the standard concentration multiple,reaching a maximum of 10 times or more.Among them,the stations exceeding the standard of total nitrogen and total phosphorus are mainly concentrated in the northern residential areas of wetland,and the stations exceeding the standard of permanganate index are mainly distributed in the northeast and western aquacul-ture ponds and salt pans.The single factor index method evaluation result of surface water in Lu-annan Coastal Wetland is inferior to Class V,with serious pollution and severe eutrophication of wetland water quality.The main sources of pollution are aquaculture wastewater and domestic sewage.The severe fragmentation of wetlands caused by enclosed aquaculture,and the poor con-nectivity of water bodies,which makes it difficult for nutrients to spread,are the main factors cau-sing eutrophication. |
Author | 李跃 刘朋飞 王久良 刘德武 |
AuthorAffiliation | 河北省地质矿产勘查开发局第五地质大队 唐山 063099;河北省海洋地质环境调查中心 唐山 063099 |
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Author_FL | WANG Jiuliang LIU Dewu LI Yue LIU Pengfei |
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DocumentTitle_FL | Spring Water Quality Distribution Characteristics and Evaluation of Luannan Coastal Wetland in Hebei Province |
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