| 基于鱼类产卵场保护的汛期生态流量阈值研究初探—以锦屏大河湾为例 |
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| 引用本文： | 李洋,吴佳鹏,刘来胜,吴雷祥,霍炜洁.基于鱼类产卵场保护的汛期生态流量阈值研究初探—以锦屏大河湾为例[J].科学技术与工程,2016,16(16). |
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| 作者姓名： | 李洋 吴佳鹏 刘来胜 吴雷祥 霍炜洁 |
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| 作者单位： | 中国水利水电科学研究院水环境所,中国水利水电科学研究院水环境所,中国水利水电科学研究院水环境所,中国水利水电科学研究院水环境所,中国水利水电科学研究院水环境所 |
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| 基金项目： | 中国长江三峡集团公司资助项目（No.0799558、No.0799556、No.0799564） |
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| 摘 要： | 以锦屏大河湾减水河段圆口铜鱼产卵场为例,采用IHARVA法分析了锦屏一级和二级电站运行对产卵场汛期流量过程等水文情势的改变及其对产卵的影响。在此基础上,以产卵适宜性条件为依据,选取减水河段中圆口铜鱼各产卵场代表特征断面,通过改进的R2-CROSS法确定了汛期生态基流量为298 m~3/s,并优化了水电站汛期调度方案,更有利于鱼类产卵场保护。
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| 关 键 词： | 生态流量，产卵场保护，IHA&RVA法，改进R2-CROSS法，圆口铜鱼 |
| 收稿时间： | 2016/1/15 0:00:00 |
| 修稿时间： | 2016/5/23 0:00:00 |
Study on the Eco-flow Threshold Jinpng River Bend in Flood Season Based on Fish Spawning Grounds Protection |
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| Li Yang,and.Study on the Eco-flow Threshold Jinpng River Bend in Flood Season Based on Fish Spawning Grounds Protection[J].Science Technology and Engineering,2016,16(16). |
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| Authors: | Li Yang and |
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| Abstract: | Focus on the spawning grounds of Coreius guichenoti in the segment of water reduced in Jinping river bend, based on the spawning suitability and characteristic section of spawning grounds,this paper discusses the change of hydrological regime caused by the operation of Jinping hydropower stage I and II , analyzes the influence on fish spawning, obtains that the minimum ecological basic flow is 298 m3/s and optimizes the hydropower station regulation scheme. |
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