辽河三角洲湿地生态系统健康评价

第25卷第3期

2005年3月生 态 学 报A CTA ECOLO G I CA S I N I CA V o l .25,N o.3M ar .,2005

辽河三角洲湿地生态系统健康评价

蒋卫国1,李　京13,李加洪2,谢志仁3,王文杰4

(11北京师范大学资源学院,北京　100875;21中国科学技术部国家遥感中心,北京　100862;

31南京师范大学地理科学学院,南京　210097;41国家环境保护总局环境卫星中心筹备办公室,北京　100029)

基金项目:国家环境保护总局科技发展资助项目

收稿日期:2004207224;修订日期:2004212216

作者简介:蒋卫国(1976～),男,湖南衡阳人,博士生,主要从事遥感与G IS 在资源环境、自然灾害等领域的应用研究。E 2m ail :j w g 22008@sohu .com

3通讯作者A utho r fo r co rrespondence .E 2m ail :lijing @ires .cn

Foundation ite m :T he research p ro ject of SEPA “R emo te Sensing Investigati on on Eco 2environm ent in M iddle and East Ch ina ”

Rece ived date :2004207224;Accepted date :2004212216

Biography :J I AN G W ei 2Guo ,Ph .D .candidate ,m ainly engaged in app licati on of remo te sensing and G IS on environm ent and disaster .E 2m ail :j w g 22008@sohu .com

摘要:以生态系统健康及压力2状态2响应(PSR )模型作为研究方法,根据湿地生态系统的特点,建立一套湿地生态系统健康评价指标体系。以遥感数据及统计监测数据为基础,以小流域为评价单元,采用R S 和G IS 技术,对每个小流域湿地进行单因子和综合评价,揭示盘锦市湿地生态系统健康状况的空间分布规律。研究结果表明:(1)辽河三角洲盘锦市湿地生态系统健康相对较好的区域面积占22%,相对一般的占52%,相对较差的占26%。(2)双台河口国家级自然保护区湿地生态系统健康相对较好,但其中局部地区湿地生态系统健康已经受到威胁,健康状况转为一般。(3)辽河三角洲湿地资源破坏的主要原因是水稻田开发与油田开发。

关键词:辽河三角洲;湿地生态系统健康;压力2状态2响应模型

A ssess m en t of wetland ecosystem hea lth i n the L i aohe R iver D elta

J I AN G W ei 2Guo 1,L I J ing 1,L I J ia 2Hong 2,X IE Zh i 2R en 3,W AN G W en 2J ie 4　(11Colleg e of R esou rces S cience and

T echnology ,B eij ing N or m al U niversity ,B eij ing 100875,Ch ina ;21N ational R e m ote S ensing Center of Ch ina ,Ch inese M inistry of S cience and T echnology ,B eij ing 100862,Ch ina ;31Colleg e of Geog rap h ical S cience ,N anj ing N or m al U niversity ,N anj ing 210097,Ch ina ;41E nv ironm ental

S atellite Center ,S E PA ,B eij ing 100029,Ch ina ).A cta Ecolog ica S in ica ,2005,25(3):408

～414.Abstract :T he study bu ilds the diagno stic indicato rs of w etland eco system health ,based on the characters of w etland

eco system ,acco rding to the theo ries and app roaches of the eco system health and the p ress 2state 2respon se model

.T he data u sed fo r the study include remo te sen so r data and statistic data .M any advanced techno logies w ere adop ted in th is study ,such as R emo te Sen so r (R S )and Geography Info rm ati on System (G IS ).M eanw h ile ,acco rding to the assess m en t cell of s m all w atershed ,the study evaluates individual index and comp rehen sive index .By exp lo ring the spatial distribu ting ru les of w etland eco system health ,fo llow ing resu lts w ere ob tained :

(1)In the structu re of w etland eco system health of the L iaohe R iver D elta ,better area accoun ts fo r 22%,generic area 52%,w o rse area 26%;

(2)T he health of ShuangtaiN ati onalN atu re R eserve is better ,among th is area in part of regi on s the situati on of health is under th reaten ing ;

(3)T he m ain reason s ,cau se the dam age to w etland eco system ,are attribu ted to the reclam ati on of paddy field and the

exp lo itati on of o il

.Key words :liaohe river delta ;w etland eco system health ;p ress 2state 2respon se model

文章编号:100020933(2005)0320408207　中图分类号:Q 143　文献标识码:A