海鳗，俗名虎鳗，日文汉字写作鳢。为辐鳍鱼纲鳗鲡目糯鳗亚目海鳗科的其中一个种。

本鱼分布于印度西太平洋区，包括东非、红海、毛里求斯、波斯湾、阿曼、也门、巴基斯坦、印度、斯里兰卡、日本、韩国、中国、台湾、菲律宾、柬埔寨、印尼、越南、泰国、马来西亚、澳洲、图瓦卢、斐济等海域。

The dagger-tooth pike conger or conger pike (Muraenesox cinereus) is a type of eel. They live on soft bottoms down to a depth of about 100 metres (330 ft). They commonly reach length of 150 cm (4.9 ft), but may grow as long as 200 cm (6.6 ft). It occurs in the Red Sea, on the coast of the northern Indian Ocean, and in the West Pacific from Indochina to Japan. It has also invaded the Mediterranean through the Suez Canal.