鳐为软骨鱼纲、鳐目,下有鳐科、锯鳐科、犁头鳐科等80余种,下面介绍常见几种。一、孔鳐孔鳐(Raja porosa),又称“老板鱼”、“耢板鱼”、“华子鱼”、“甫鱼”、“水鱼”等。属鳐科海洋鱼类。体扁平,略呈亚圆形或斜方形。体盘宽大于体盘长。吻中长,吻端突出。喷水孔比眼小。鼻孔狭长,鼻间隔约为口 鳐 is a cartilaginous fish class, eyesight, under the Branch, Sassafras tsao Branch, Plowshare Branch more than 80 species, the following describes several common. One, Raja porosa, also known as the “boss fish ”, “salamander fish”, “snakefish ”, “just fish ”, “water fish ” and so on . Is a branch of marine fish. Body flat, slightly sub-round or oblique square. Body disk width greater than the body length. Kiss long, kiss side prominent. Water holes smaller than the eye. Narrow nostrils, nasal interval is about mouth