鳢科 Channidae 鳢属 Channa 肉食性鱼类
下图为 缘鳢 Channa gachua (宽额鳢)俗称 南鳢、白边鳢、大头鱼、马鬃鱼
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体黑色或墨绿色,腹部灰黑色。奇鳍边缘暗红色或橙红色,余部分淡黑色。有的背鳍、尾鳍具灰白色条纹。胸鳍略带黄色,具黑色栈纹数条。体长可达20厘米,栖息在流动快速的溪流或静止的沟渠,夜行性,可作为观赏鱼。
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喜栖居于泥底多水草的水体中。白天隐居,夜间活动。主要摄食小鱼虾、昆虫幼虫等
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分布于云南、广西、广东、海南和台湾省各水系。适应性强、离水经久不死。生长较慢,个体不大,常见个体体长一般不超过200毫米,但肉味鲜美,为产地常见经济鱼类。