| 天水地区鱼类资源多样性研究 |
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| 引用本文： | 马纲,张敏.天水地区鱼类资源多样性研究[J].天水师范学院学报,2007,27(5):29-31. |
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| 作者姓名： | 马纲 张敏 |
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| 作者单位： | 天水师范学院,生命科学与化学学院,甘肃,天水,741001 |
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| 摘 要： | 天水位于世界两大动物地理区古北界和东洋界在我国分界线的秦岭西端,属我国华北、华中、蒙新、青藏四大动物地理分布区的交汇地带,鱼类资源比较丰富。有鱼类31种,隶属于4目6科24属,其中野生鱼类26种,渭河水系有15种,嘉陵江水系有9种,两大水系鱼类相似性指数为16.67%,区系构成非常复杂。通过对天水地区鱼类的地理分布及有关分布情况的调查、资料收集、整理,研究了天水地区鱼类资源的多样性。
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| 关 键 词： | 天水 鱼类资源 嘉陵江水系 渭河水系 多样性 |
| 文章编号： | 1671-1351(2007)05-0029-03 |
| 修稿时间： | 2007年4月23日 |
A Study of the Species Diversity of Fish Resource in Tianshui |
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| Ma Gang,Zhang Min.A Study of the Species Diversity of Fish Resource in Tianshui[J].Journal of Tianshui Normal University,2007,27(5):29-31. |
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| Authors: | Ma Gang Zhang Min |
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| Abstract: | Tianshui,due to its particular geographical location,is abundant in fish resources.There were 31 fish species,belonging to 4 orders,6 families and 24 genera,found,of which 26 species were wild ones.15 species belong to Weihe system and 9 species to Jialingjiang system.The similarity index was 16.67%,the fauna components were quite complex.The present paper,based on a detailed survey and analysis of the resources,mainly aims to reveal the species diversity of fish resources in Tianshui. |
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| Keywords: | Tianshui fish resource Weihe system Jialingjiang system species diversity |
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