【摘要】 利用金头鲷亲鱼202尾,获受精卵39 900万粒,选取产卵盛期受精卵583万粒,孵化初孵仔鱼462万尾,平均孵化率78.2%,培育出3~4 cm的幼鱼34.2万尾,平均成活率7.4%,最高达18.4%。更多还原

【Abstract】 Artificial propagation and fry rearing were conducted in gilthead bream(Sparus aurata)in a hatchery.202 broodstocks were induced to spawn 399 million eggs with a hatching rate of 78.2%.About 4.62 million newly hatched larvae were obtained and 0.342 million juveniles with an average survival rate of 7.4%,maximal 18.4%.Reproductive behavior and embryonic development of gilthead bream were discussed.更多还原