线纹异齿鳚（学名：Ecsenius lineatus），又名条纹异齿鳚、斑颈须鳚，为辐鳍鱼纲鲈形目鳚科异齿鳚属的其中一种鱼类。

本鱼分布于印度西太平洋区，包括毛里求斯、留尼旺、阿曼、也门、斯里兰卡、马尔代夫、马来西亚、台湾、日本、越南、菲律宾、印尼、澳洲等海域。。该物种的模式产地在马尔代夫群岛。

Ecsenius lineatus, known commonly as the Linear blenny or Lined combtooth blenny, is a species of marine fish in the family Blenniidae.

The Linear blenny is widespread throughout the tropical waters of the Indo-west Pacific area and particularly from the eastern coast of Africa to the Philippines.