By the observation in laboratory on eight small freshwater fishes eating fish eggs, it shows that small fishes eating fish eggs has a universality.
通过在室内进行8种淡水小型鱼类吞食鱼卵的试验观察表明:小型鱼吞食鱼卵带有普遍性,吞食强度依次为宽鳍、麦穗鱼、马口鱼、虎鱼、棒花鱼、鱼旁鱼皮、银鱼句、,其中7种鱼具有昼夜摄食节律,高峰期各异,但每天皆有16h的停食期。
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