该文从水情、水生生物、水环境质量等方面分析水利设施对淮河水域生态环境的影响。
The effects of water conservancy projects on water regime, aquatic organisms and water environment in Huaihe drainage area are discussed and analyzed.
由于近海水域生态环境因素的变化，赤潮生物常常侵袭到海水养殖池塘中，给养殖业造成严重威胁。
Due to the changes of the aquatic environment throughout the coastal area in the world, the red tides keep on bringing damage to the breeding ponds, which has caused serious impacts.
根据巢湖水域渔业生态环境的特点，建立了渔业环境优劣评价体系的递阶层次结构。
This paper sets the hierarchy of assessing fishery eco-environment advantage or disadvantage on the basis of the characteristics of Chaohu Lake fishery waters.
研究结果表明：耕地、居民点及工矿用地面积增加，水域面积减少，湿地生态环境受到严重破坏。
With the increase of arable land, residential and industrial area, and the decrease of water area, the environment of Yeyahu River has been damaged dramatically.
由于生态环境改善和水域面积增大，在西宁市最大的人工湖宁湖湖区栖息的野鸭等飞禽逐渐增多，春日里这些飞禽为古城西宁带来无限生机。
The number of birds is increasing due to the improving of the environment in Xining, and the birds are considered as the messenger of spring.
在五月，该处完成一项试验计划，清理长沙湾及深湾海鱼养殖区海﨟的淤泥，以期改善该等水域的生态环境。
In May, the department completed a trial scheme of dredging the seabed sediment in the Cheung Sha Wan and Sham Wan Fish Culture Zones with a view to improving the Marine ecological environment there.
在五月，该处完成一项试验计划，清理长沙湾及深湾海鱼养殖区海﨟的淤泥，以期改善该等水域的生态环境。
In May, the department completed a trial scheme of dredging the seabed sediment in the Cheung Sha Wan and Sham Wan Fish Culture Zones with a view to improving the Marine ecological environment there.
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