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豆逗哥: 氨氮中毒鱼群浮头明显。呼吸急促,乱游乱窜。时而浮起,时而下沉。时而跳跃挣扎。游动迟缓,麻痹乏力。体暗、鳃乌、口腔发紫,粘液增多。最后活力丧失,慢慢沉入水底而死亡。[表情] (2017-10-23 22:58)
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