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ID:33554830
大小:1.64 MB
页数:13页
时间:2019-02-27
《海湾生态系统健康评价方法构建及在大亚湾的应用》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第33卷第6期生态学报Vol.33,No.62013年3月ACTAECOLOGICASINICAMar.,2013DOI:10.5846/stxb201012311883李纯厚,林琳,徐姗楠,戴明,黄洪辉,杜飞雁,刘永,齐占会.海湾生态系统健康评价方法构建及在大亚湾的应用.生态学报,2013,33(6):1798-1810.LiCH,LinL,XuSN,DaiM,HuangHH,DuFY,LiuY,QiZH.Establishmentofintegratedmethodologyforbayeco
2、systemhealthassessmentanditsapplicationinDayaBay.ActaEcologicaSinica,2013,33(6):1798-1810.海湾生态系统健康评价方法构建及在大亚湾的应用*李纯厚,林琳,徐姗楠,戴明,黄洪辉,杜飞雁,刘永,齐占会(农业部南海渔业资源开发利用重点实验室,广东省渔业生态环境重点开放实验室,中国水产科学研究院南海水产研究所,广州510300)摘要:根据海洋生态系统的压力-结构-响应框架模型,从压力指标、结构指标、响应指标等几个方面构建
3、了海湾生态系统健康评价的指标体系,提出了基于GIS的海湾生态系统健康综合指数法。以春季大亚湾海洋生态系统为例进行实证研究。结果表明:大亚湾海湾生态系统春季的健康综合指数平均值为0.57±0.08,从总体看来,生态系统健康状态处于“较好”水平,浮游植物丰度、浮游植物多样性和生态缓冲容量是其主要健康负面因子,健康状况可能面临着向“临界”状态转化的危险。实证研究表明该方法适用性强、结果客观准确、形象生动,是一种值得推广的定量评价方法。关键词:GIS;健康评价;春季;空间插值法;大亚湾Establishm
4、entofintegratedmethodologyforbayecosystemhealthassessmentanditsapplicationinDayaBay*LIChunhou,LINLin,XUShannan,DAIMing,HUANGHonghui,DUFeiyan,LIUYong,QIZhanhuiTheKeyLaboratoryofSouthChinaSeaFisheryResourcesExploitation,MinistryofAgriculture;KeyLaborato
5、ryofFisheryEcologyandEnvironment,GuangdongProvince;SouthChinaSeaFisheriesResearchInstitute,ChineseAcademyofFisherySciences,Guangzhou510300,ChinaAbstract:Bayecosystemhealth,recently,hasfacedagrowinginterferenceanddisturbancebyanthropogenicactivities,wh
6、ichhasalsocausedchallengestoecosystemmanagement.Ecosystemhealthassessment,anewmethodologyofecosystemassessment,couldobtainthecurrentsituationbothofecosystemstructureandfunctionandprovideagreatofnecessaryinformationforecosystemmanagement.Anintegratedas
7、sessmentmethodologyforbayecosystemhealthwasestablishedbasedongeographicalinformationsystem(GIS)technology,whichwasonbasisofa“pressure-structure-response”framemodelformarineecosystemandanecosystemhealthassessmentindicatorsystemconstructedbyexternalpres
8、sure,ecosystemstructureandresponseparameters.ThispaperalsopresentedacasestudyofDayabayinspringbyemployingGIStechnology.Theresultsshowedthattheaverageecosystemhealthintegratedindexwas0.57inDayaBayecosysteminspring.Detailedly,organicpollutantind
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