翘嘴鳜F2家系选育及微卫星亲子鉴定

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翘嘴鳜(Siniperca chuatsi)俗称“桂花”、“季花”,隶属于鲈形目(Perciformes),鳜属(Siniperca),是鳜属鱼类中体型最大、生长最快的一种[1]。其肉质坚实细嫩、味道鲜美、营养丰富、无肌间刺,是一种经济价值很高的名贵鱼类,在我国淡水养殖业中占有重要的经济地位[2]。目前,养殖的翘嘴鳜亲鱼大多从野生资源中捕获而来,缺乏定向选育,加之一些繁育单位不注重亲鱼的保种和留种工作,甚至为了生产上的方便,选择个体小,性成熟早的个体作为亲本,致使翘嘴鳜种质质量急剧下降。因此,良种选育已经成为我国鳜养殖产业健康和可持续发展亟待解决的重要课题之一。
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