长江云阳江段四大家鱼产卵场浮游植物初步调查  

An investigation of phytoplanktons in the spawning ground of Yunyang section of the Changjiang River

作　　者：唐毅[1] 刘建虎[1] 唐洪玉[1] 李涛 刘绍平[3] 陈大庆[3] 

机构地区：[1]西南农业大学水产学院,重庆400716 [2]重庆市沙坪坝区农业局,重庆400030 [3]中国水产科学研究院长江水产研究所,湖北荆州434000

出　　处：《淡水渔业》2003年第3期32-35,共4页Freshwater Fisheries

摘　　要：四大家鱼繁殖期间 ( 2 0 0 2年 5月至 6月 )对云阳江段产卵场浮游植物进行了调查 ,结果表明 :浮游植物生物量为 0 .5 0 6 75mg L ,其中硅藻为优势种群。其浮游植物种类组成和数量与江河汛期水文状况有明显关系。During the time of breeding 'Family Fishes'(From May to June,2002),an investigation was carried out to learn the phytoplankton living in the Yunyang spawning site of Yangtze River. The result shows that the volume of being thing among those phytoplankton is 0.50675mg/L,and diutom is the prominant species.an obvious relationship does exist between the quantity and varities of the phytoplankton and the bydrograpbical situaeion of the River.

关 键 词：长江 云阳江段 家鱼 产卵场 浮游植物 

分 类 号：S963.213[农业科学—水产养殖]