触角水蛇（学名：Erpeton tentaculatum），又名钓鱼蛇，为黄颔蛇科钓鱼蛇属下的一个种。

The tentacled snake or tentacle snake (Erpeton tentaculatum), is a rear-fanged aquatic snake native to South-East Asia. It is the only species of its genus, Erpeton, and the two tentacles on its snout are a unique feature among snakes. The method it uses to catch fish has recently been a subject of research.