摘要
2008年和2009年4—6月间,对赣江中游峡江段鱼类资源进行调查,共记录鱼类71种(亚种),隶属7目16科58属,结果表明赣江峡江段水域生态环境的变化导致鱼类种类组成、经济鱼类种类和优势群体发生了变化;中华鲟、胭脂鱼、鲥、鳝、鱼宗等珍稀鱼类、洄游性或半洄游性鱼类几近绝迹。
This paper investigated the status of fish resources in Xiajiang section of Ganjiang river from April to June in 2008 and 2009. There were 71 species of fish, which belonged to 7 orders 16 families 58 genera. The change of ecological environment in Ganjiang River resulted in the change of the species composition ,composition of commercial fishes and advantage community. The population quantity of the Acipenser sinensis ,Myxocyprinus asiaticus ,Hilsa reevesi ,Ochetobibus elongatus and Luciobrama macrocephalalus even disappeared sharply.
出处
《江西科学》
2009年第6期916-919,共4页
Jiangxi Science
基金
国家自然科学基金(30760188)。
关键词
赣江中游
峡江段
鱼类资源
Middle reach of Ganjiang river, Xiajiang reach, Status of fish resources