鲚为洄游性鱼类,春、夏季由海进入江河行生殖洄游。在干支流或湖泊的缓流区产卵。卵粒具油球,受精后漂浮于水体上层孵化发育。幼鱼以浮游动物为食,肥育至秋后或翌年入海。成鱼食小鱼虾。小型鱼类,但在同属中其个体最大,大者长达40厘米,重280克。为长江下游地区主要经济鱼类之一。
对采自舟山近海凤鲚样品的个体繁殖力及其与生长指标的关系进行研究和分析。
This article studies and analyzes the relationship between individual fecundity and growth index of Coilia mystus in the coastal waters of Zhoushan.
野生和养殖刀鲚肌肉鲜样中均测出18种氨基酸,但在含量上养殖刀鲚绝大多数氨基酸均显著高于野生刀鲚(P<0.05)。
There was no significant difference in moisture content in fresh muscle between wild and cultured Coilia nasus (P>0.05). Both wild and cultured Coilia nasus had 18 kinds of amino acids.
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