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海洋科学  2007 

条斑星鲽生长与生态转化效率的初步研究

, PP. 15-18

Keywords: 条斑星鲽(Verasper,moseri,Jordan,et,Gilbert),生态转换效率,特定生长率

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Abstract:

在人工养殖的条件下(自然光照,水温为11~16.3℃),对初始平均体质量为29.64g±5.98g的条斑星鲽(VeraspermoseriJordanetGilbert)幼鱼1周年的生长和生态转化效率进行定期测定。结果显示:条斑星鲽的体长和体高在实验期间皆呈直线增长;体质量的增长可以分为两个阶段:前期呈指数生长,后期为直线增长。体长和体质量呈指数函数关系:W=10-5L3.0226,r=0.9893。条斑星鲽幼鱼周年的生长率和生态转化效率都较高,属于高生长类型鱼类;生态转化效率周年波动范围是34.16%~91.07%,特定生长率的周年波动范围是0.170~1.527。

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