国外典型过鱼设施建设及其运行情况

Analysis of the design,construction and operation of typical fish passages in overseas projects

对美国哥伦比亚河及其支流蛇河水电梯级开发、日本长良川河口堰、巴西伊泰普水利枢纽工程、莱茵河鲑鱼2000计划等国外典型工程的过鱼设施设计、建设、运行效果进行了调查研究。分析结果表明,鱼道作为保护或重塑河流生态环境的重要工程措施之一,不仅可解决工程建设中的鱼类保护问题,同时将工程的建设和科研、科普教育和旅游开发相结合,促进当地的经济发展,创造出更大的经济和社会效益。

This paper analyzes the design,construction and operation of typical fish passages,which are built in the cascade development of Columbia River and Snake River in US,Nagara River Estuary weir in Japan,Itaipu Dam in Brazil and reconstruction of fish passage in Rhine by Salmon-2000 Program.The information indicates that fish passage is a very important structural measure of eco-environment protection and river restoration.It can achieve the goal of fish protection,combine the project construction with the popular science and tourism,promote the local economic development and have great social and economic benefits