Marine environment protection is an important aspect of environmental protection inChina.The role of standards in marine environment protection,the government's regulation ofthe marine environment,and supporting e...Marine environment protection is an important aspect of environmental protection inChina.The role of standards in marine environment protection,the government's regulation ofthe marine environment,and supporting economic and social development will become increasinglyprominent.This article outlines the circumstances and standardization of marine environmentprotection,construction of the standards system for marine environment protection andprospects for standardization of marine environment protection.展开更多
根据2006-2010年春季(3-5月)大型罩网渔船的生产监测数据,运用广义线性模型(Generalized Linear Model,GLM)对鸢乌贼单位捕捞努力量渔获量(Catch Per Unit Effort,CPUE)进行标准化,同时结合卫星遥感数据(海表温度、叶绿素a浓度及海面风...根据2006-2010年春季(3-5月)大型罩网渔船的生产监测数据,运用广义线性模型(Generalized Linear Model,GLM)对鸢乌贼单位捕捞努力量渔获量(Catch Per Unit Effort,CPUE)进行标准化,同时结合卫星遥感数据(海表温度、叶绿素a浓度及海面风场)对西沙-中沙海域春季鸢乌贼资源量变化和海洋环境的关系进行统计分析。结果表明,春季鸢乌贼资源在海表温度(Sea Surface Temperature,SST)25~28.5℃、叶绿素a浓度(chlorophyll aconcentration,Chl a)0.1~0.16mg/m3时随着水温的升高和叶绿素a浓度的降低而增大,资源量最高的SST范围为27~28.5℃、Chl a范围为0.1~0.13mg/m3。西沙-中沙海域春季Chl a峰值出现在3月份,该时期为鸢乌贼的繁殖高峰期。鸢乌贼的资源量在5月份达到峰值,其对Chl a的响应时间延迟约2个月。此外,2008年春季鸢乌贼资源量波动较大,与2007-2008年的拉尼娜事件引起的气候异常有关。研究结果对于了解西沙-中沙海域鸢乌贼资源变动规律、指导鸢乌贼资源科学生产、开发南海外海渔业资源等具有重要意义。展开更多
文摘Marine environment protection is an important aspect of environmental protection inChina.The role of standards in marine environment protection,the government's regulation ofthe marine environment,and supporting economic and social development will become increasinglyprominent.This article outlines the circumstances and standardization of marine environmentprotection,construction of the standards system for marine environment protection andprospects for standardization of marine environment protection.
文摘根据2006-2010年春季(3-5月)大型罩网渔船的生产监测数据,运用广义线性模型(Generalized Linear Model,GLM)对鸢乌贼单位捕捞努力量渔获量(Catch Per Unit Effort,CPUE)进行标准化,同时结合卫星遥感数据(海表温度、叶绿素a浓度及海面风场)对西沙-中沙海域春季鸢乌贼资源量变化和海洋环境的关系进行统计分析。结果表明,春季鸢乌贼资源在海表温度(Sea Surface Temperature,SST)25~28.5℃、叶绿素a浓度(chlorophyll aconcentration,Chl a)0.1~0.16mg/m3时随着水温的升高和叶绿素a浓度的降低而增大,资源量最高的SST范围为27~28.5℃、Chl a范围为0.1~0.13mg/m3。西沙-中沙海域春季Chl a峰值出现在3月份,该时期为鸢乌贼的繁殖高峰期。鸢乌贼的资源量在5月份达到峰值,其对Chl a的响应时间延迟约2个月。此外,2008年春季鸢乌贼资源量波动较大,与2007-2008年的拉尼娜事件引起的气候异常有关。研究结果对于了解西沙-中沙海域鸢乌贼资源变动规律、指导鸢乌贼资源科学生产、开发南海外海渔业资源等具有重要意义。