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| 大瑶山国家级自然保护区鱼类群落研究 | |
| 引用本文： | 李红敬,赵宏霞,林小涛,陈旻.大瑶山国家级自然保护区鱼类群落研究[J].河南师范大学学报(自然科学版),2010,38(4). |
| 作者姓名： | 李红敬 赵宏霞 林小涛 陈旻 |
| 作者单位： | 1. 暨南大学,水生生物研究所,广州,510632;信阳师范学院,生命科学院,河南,信阳464000 2. 信阳师范学院,生命科学院,河南,信阳464000 3. 暨南大学,水生生物研究所,广州,510632 4. 柳州市畜牧水产局,广西,柳州,545001 |
| 基金项目： | 国家自然科学基金，广州市农业科技项目 |
| 摘 要： | 2008年7月-2009年9月对大瑶山自然保护区进行鱼类调查,结果发现大瑶山有鱼类37种,隶属4目13科31属,鲤科鱼类是最大类群,优势种为瑶山鲤(Yaoshanicus arcus)、横纹南鳅(Schistura fasciolata)和溪吻鰕虎鱼(Rhinogobius duospilus).主要为山区溪流性小型鱼类,以杂食性和底栖鱼类为主,底栖鱼类占总数的64.86%.杂食性占43.24%,植物食性占16.21%,动物食性占21.62%,碎屑食性占18.92%.生境丧失和过度捕捞是造成鱼类多样性下降主要原因,提出了保护鱼类资源的建议. |
| 关 键 词： | 鱼类资源 大瑶山 广西 |
Fish Communities in Dayaoshan State Natural Reserve of Guangxi, China |
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| LI Hong-jing,ZHAO Hong-xia,LIN Xiao-tao,CHEN Min.Fish Communities in Dayaoshan State Natural Reserve of Guangxi, China[J].Journal of Henan Normal University(Natural Science),2010,38(4). | |
| Authors: | LI Hong-jing ZHAO Hong-xia LIN Xiao-tao CHEN Min |
| Abstract: | The fish fauna in Dayaoshan Nature Reserve of Guangxi Province was surveyed from July 2008 to September 2009.A total of 37 species belonging to 31 genera in 13 families and 4 orders are identified.Most of them are found in brooks.And Cyprinids is the main component of this fish fauna.The most dominant specie are Yaoshanicus arcus,Schistura fasciolata and Rhinogobius duospilus.Various diversity indices reveal that Shentangshang are the best preserved sites with high fish diversity.The fish stocks of the Reserve belong to different ecological types in their migration,feeding and inhabitation,Fish communities are dominated by sedentary species of the community,omnivore species and sub-stratum species among which there are 16.21% herbivore,21.62%carnivore,43.24% omnivorou and 18.92% detritus.Therefore,the natural fishery resource of Dayaoshan Nature Reserve has been decreased severely and it is urgent top rotectwild fish pressingly and effectively nowadays |
| Keywords: | fish resources Dayaoshan Guangxi |
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