如图 , 豆腐鱼 学名
合齿鱼科 Synodontidae 龙头鱼(镰齿鱼)属 Harpadon 鱼类
下图为 龙头鱼 Harpadon nehereus(印度镰齿鱼),俗称 狗母鱼、虾潺、豆腐鱼、狗吐鱼、狗奶、水龙鱼、九肚鱼、棉花鱼。(汕头叫殿鱼、珠海叫九兔,惠来一带叫“撑鱼”)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/ac345982b2b7d0a21c5165b6c7ef76094b369a04?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
属于近海中、下层食肉鱼类。平均水深10~80米 。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/1e30e924b899a901f0053b1d11950a7b0208f5ed?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
体椭圆形或延长,略侧扁,头与躯干具被圆鳞。口极宽,背鳍短,有脂鳍,齿尖利,在上下颔、腭骨及舌面多成毛刷状,极少犬齿,较大的齿通能压伏。尾鳍分叉,无发光器,脊椎数多。