Ecsenius taeniatus, the white-lined coralblenny, is a species of combtooth blenny in the genus Ecsenius.

It is found in coral reefs in the western central Pacific ocean, around several islands in Papua New Guinea.

It can reach a maximum length of 3.2 centimetres.

Blennies in this species feed primarily off of plants, including benthic algae and weeds.

This Blenniidae article is a stub.