... 产卵洄游 spawning migration 产卵率 spawning rate 产卵期 egg-laying season ...
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产卵率
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Too much and too thick sediment is full of organic, such as N and Nitrite, which will affect the spawning rate.
斑点叉尾鮰亲鱼培育池淤泥多、且厚,有机物含量高,尤其是淤泥中的氨氮和亚硝酸盐含量过高直接影响斑点叉尾鮰亲鱼的产卵率。
参考来源 - 影响斑点叉尾鮰(Ictalurus punctatus Rafinesgue)产卵率几种因素的研究
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