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2015年,三峡集团在三峡水库开展了两次生态调度,期间“四大家鱼”产卵总量约6.74亿粒,占监测期间鱼卵产量约31.76%,鱼类资源保护作用明显。摘编自《三峡集团2015年度报告》在三峡水库生态系统逐渐走向新的动态平衡背景下,维护长江上游干流以及主要支流原有的和新形成的鱼类产卵场,加强整体的涉水活动管理,是三峡水库“四大家鱼”资源保护的要点。
In 2015, the Three Gorges Project carried out two ecological operations in the Three Gorges Reservoir. During this period, the total number of spawning eggs in the “four major domestic fish” was about 674 million, accounting for about 31.76% of the total output of fish eggs during the monitoring period. The protection of fish resources was obvious. Excerpted from the “Three Gorges Group 2015 Annual Report” in the Three Gorges Reservoir ecosystem gradually moving toward a new dynamic balance, the maintenance of the upper reaches of the Yangtze River and the main tributaries of existing and newly formed fish spawning grounds, to strengthen the overall management of wading activities , Is the Three Gorges Reservoir “four major fish ” resource protection points.