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葛洲坝枢纽下游中华鲟自然繁殖的调查
Authors
余志堂
向阳
+3 more
周春生
许蕴玕
邓中林
Publication date
1 January 1983
Publisher
Abstract
<正> 中华鲟是一种大型的洄游性鱼类,最大个体达1,100余斤。成熟个体原来由海进入江河,性腺逐渐发育,至翌年秋季在长江上游产卵繁殖。1981年1月,葛洲坝枢纽大江截流,中华鲟的洄游路线受阻,而滞留平坝下江段。在这种情况下,中华鲟的性腺能否继续发育和有无可能在大坝下游自然繁殖的问题,通过两年来的调查研究,已经得到了肯定的回答
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/6794
Last time updated on 15/03/2018