| 清水江流域天柱段鱼类资源调查 |
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| 引用本文： | 孟立霞,潘年庆,薛明淦. 清水江流域天柱段鱼类资源调查[J]. 四川理工学院学报(自然科学版), 2012, 25(3): 97-100 |
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| 作者姓名： | 孟立霞 潘年庆 薛明淦 |
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| 作者单位： | 1. 凯里学院环境与生命科学学院,贵州凯里,556011
2. 天柱县农业局,贵州天柱,556600 |
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| 基金项目： | 基金项目:凯里学院服务地方经济专项课题资助项目 |
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| 摘 要： | 对清水江流域天柱段的鱼类资源进行了调查,结果发现:共有52种(亚种),隶属4目12科41属,其中以鲤形目种类最多,鲈形目、鲇形目次之,合鳃目最少。干流分布的鱼类种类比支流多;小型野杂鱼种类多,大中型鱼类较少。近些年来鱼类资源呈减少的趋势,主要是受过度捕捞、水利工程和水域环境污染的影响。
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| 关 键 词： | 鱼类资源 清水江天柱段 资源衰退 |
Investigation on Fish Resources in Tianzhu Section of Qingshui River |
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| Abstract: | In Tianzhu Section of Qingshui River,freshwater fish are investigated.The results show that freshwater fish have 52 species(subspecies),which belong to 4 orders,12 families,41genera.The Cypriniformes are the most species,Perciformes and Siluriformes are less,Symbranchir are minimal.The species in main stream are more than in tributary stream.Small wild miscellaneous fish are more than large and medium fish.In recent years the fish resources have appeared a declining trend,which mainly due to overfishing,water conservancy project and water environment pollution. |
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| Keywords: | fish resources Tianzhu section of Qingshui River resource recession |
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