北大港湿地自然保护区生态环境质量评价

通过2006年秋季对北大港湿地进行的土地利用/土地覆盖现状调查，并结合对湿地核心区-北大港水库进行的鸟类、鱼类、植被状况、空气、水质、土壤状况等调查，采用张峥等人提出的多样性、代表性、稀有性、自然性、稳定性和人类威胁等6项指标组成的湿地生态环境评价指标体系，对北大港湿地生态环境质量进行了评价。结果表明，北大港湿地生态环境评分值R为67.7分，生态环境质量处于一般水平，生态环境面临着一定的威胁。因此，今后要加大对北大港湿地生态环境的保护与管理。

Ecological Environment Evaluation on Beidagang Wetland Nature Reserve

By the autunm of 2006 the Beidagang wetland of land use / land cover investigation, and the combination of wetland core - North Beidagang reservoir for the birds, fish, vegetation, air and water quality, soil conditions survey, Using Zhang Zheng and others using the diversity, representative ness, rare, natural and human threats to stability and six other indicators of wetland ecological environment evaluation system to the Beidagang wetland ecological environmental quality for evaluation. The resuits show that Beidagang wetland ecological environment for ＂R＂ value score 67.7 points, quality of the ecological environment at the general level, the ecological environment facing certain threats. Therefore, the future increase to the Beidagang wetland ecological environmental protection and management.