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作 者:赵玉姣 张铭枭 黄松茂 武祥伟[1,2] 姚创 刘霄 彭军 孔令富 ZHAO Yu-jiao;ZHANG Ming-xiao;HUANG Song-mao(College of Animal Science and Technology,Yunnan Agricultural University,Kunming,Yunnan 650201;Key Laboratory of Conservation and Sustainable Utilization of Highland Fisheries Resources in Yunnan Province,Kunming,Yunnan 650201)
机构地区:[1]云南农业大学动物科学技术学院,云南昆明650201 [2]云南省高校高原渔业资源保护与可持续利用重点实验室,云南昆明650201 [3]云南省昆明市水产科学研究所,云南昆明650201
出 处:《安徽农业科学》2024年第7期59-64,86,共7页Journal of Anhui Agricultural Sciences
基 金:国家农业综合开发省级集中科技示范推广项目(YNS201712);西双版纳傣族自治州渔政监督管理站项目(KX141775);云南省科技计划项目(202202AE090018)。
摘 要:为了解南腊河与昆磨高速交汇河段水生生物资源现状及交汇处桥梁建设对水生生物的影响,开展了资源调查。3个采样点共检测出浮游植物6门57种,硅藻门物种最多,有27种,表现为明显的河流相;浮游动物26种,原生动物、轮虫占绝对优势;底栖动物34种,各采样点出现频率最高的是日本沼虾和萝卜螺;调查区域共采集到鱼类5目12科26种,以鲤形目的鱼类占绝大多数,鲤科鱼类为主体鱼,占本目的82.35%,南腊河流域的鱼类以定居型土著鱼类为主,多产黏沉性卵,具有较丰富的多样性。调查结果显示南腊河与昆磨高速交汇处的桥梁建设对水生生物会造成局部影响,但对鱼类群落多样性的影响并不明显,从水生态系统影响的程度来看,在可接受的范围内。但仍须对保护区水域生态环境继续监测,为今后保护区鱼类增殖放流提供科学依据。In order to understand the existing status of aquatic resources in the intersection of Nanla River and Kunmo Expressway and the impact of the bridge construction on aquatic organisms,this study carried out a resource survey in this river section.57 species of 6 phytoplankton were detected in 3 sites,with the most Bacillariophyta,27 species,showing a clear river phase;26 species of zooplankton,with Protozoa and Rotifera taking the absolute advantage;34 species of zoobenthos,with the most frequent species being Macrobrachium nipponense and Radix sp.;26 species of fish in 5 orders and 12 families were collected,with Cypriniformes accounting for the majority of fish and Cyprinoidea being the main fish,accounting for 82.35%of this order.The fish in the Nanla River basin are mainly sedentary indigenous fish,which mostly lay sticky and sinking spawns and have rich diversity.The survey results show that the construction of the bridge at the intersection of the Nanla River and the Kunmo Expressway will have a local impact on aquatic organisms,but does not affect the diversity of fish communities more.However,it is still necessary to continue to monitor the ecological environment of the protected area waters to provide scientific basis for future fish stocking in the protected area.
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