乌鲡 Channa argus wū lí

乌鳢（学名：Channa argus）是鳢科、鳢属鱼类。身体前部呈圆筒形，后部侧扁。体色呈灰黑色，体背和头顶色较暗黑，腹部淡白，体侧各有不规则黑色斑块，头侧有黑色斑纹；奇鳍有黑白相间的斑点，偶鳍为灰黄色，间有不规则斑点。头长，吻短圆钝，口大，牙细小。眼小，鼻孔两对。 

 体背部及体侧暗黑色，腹部色较淡。体侧有许多青黑色不规则花斑，头侧自眼后有3条纵行黑色条纹。上侧一条起自吻端，经眼后延至鳃孔上角。下二条均起自眼下，沿头侧止于胸鳍基部。背鳍、臀鳍、尾鳍上有黑白相间的花纹。胸鳍、腹鳍淡黄色；胸鳍基部有一黑色斑点。

百度翻译提供：

Channa Argus (scientific name: Channa argus) is a fish of Channa family and Channa genus. The front of the body is cylindrical and the back is flat. The body color is grayish black, the back and top of the head are dark, the abdomen is light white, there are irregular black patches on the side of the body and black stripes on the side of the head; Odd fins have black-and-white spots, and even fins are grayish yellow with irregular spots. The head is long, the kiss is short, round and blunt, the mouth is large, and the teeth are small. Small eyes and two pairs of nostrils.