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Page 251
Authors
何玉邦
刘剑彤
+9 more
刘国祥
吴辰熙
敖鸿毅
朱欢
熊雄
罗泽
虞功亮
郝美玉
闫保平
Publication date
1 January 2020
Publisher
Abstract
研究通过现场调查、资料收集和遥感影像解译,分析了青海湖水质及刚毛藻分布特征的变化。研究结果表明, 2011-2019年间青海湖主要水质指标保持动态稳定,水质未呈现显著变化趋势。2019年现场调查发现,近岸浅水区域存在数量可观的刚毛藻分布,其中以鸟岛和布哈河口周边区域刚毛藻生物量最大, 8月的平均生物量达到5213.4 g/m~2。遥感影像分析显示,刚毛藻主要分布在青海湖西部及西北部湖湾及入湖河口附近, 1987-2019年间刚毛藻覆盖面积呈先下降后上升趋势。分析表明,近年来刚毛藻生物量增加和覆盖面积扩大可能与青海湖水位不断上涨以及新生浅水淹没区范围的扩大有关。目前,刚毛藻分布的这种变化对青海湖水生态环境的影响尚不明确,后续需进一步关注气候变化与人类活动双重影响下青海湖的水生态系统健康问题
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USC Digital Library
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Last time updated on 18/11/2016
Institute of Hydrobiology, Chinese Academy Of Sciences
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Last time updated on 23/01/2021