巫山渔业历史悠久,鱼类资源种群丰富,有许多名优鱼类和珍惜水生动物,可作为养殖和观赏对象,特别是中华裂腹鱼、黑鳍鳈、长薄鳅、红尾副鳅、大鲵、龙洞山溪小鲵等,长期受到中外专家和人们的关注。随着葛州坝、三峡工程先后下闸蓄水,库区水位逐渐上升,水域面积日渐扩大,水流速度大大减缓,原江河水域生态环境和水体 Wushan fishery has a long history, rich fish resources, there are many famous fish and cherish aquatic animals, can be used as breeding and ornamental objects, especially Chinese Crappopus, black fin flesh, long loach, loach red loach, Longdong Mountain Creek Xiaolan, etc., has long been Chinese and foreign experts and people’s attention. With the Gezhouba Dam and the Three Gorges Reservoir successively closing gates and reservoirs, the water level of the reservoir area gradually increased, the water area was gradually expanding, and the water flow rate was greatly reduced. The ecological environment and water bodies of the original rivers