Eye-spot Blenny

Ecsenius ops is a species of combtooth blenny the family Blenniidae.

Description

It can reach a maximum length of 5.5 centimetres. It has a black outer ring surrounding a bright yellow ring in iris of the eye; faint to bright white stripe originating on snout below ventro-anterior margin of orbit and continuing posteriorly along ventral margin of orbit to preopercular series of pores, ending or continuing much diminished in intensity to posterior margin of opercle; pale-margined, dark spot, smaller than pupil of eye, present on post-orbital margin at about 2 o'clock position. Body more or less uniformly olive-brown or with the indications of fine, greenish yellow, stripe-like area along dorsal body contour below dorsal fin, paralleled ventrally by broad, olive-brown area grading ventrally and narrowly to greenish yellow at body midline, then abruptly whitish below.

Distribution

It is found in the central Indo-Pacific area, specifically around Indonesia.

Habitat

Adults are found in clear coastal to outer reef habitats to about 20 m depth, perched on live corals in sheltered reefs. Blennies in this species feed primarily off of plants, including benthic algae and weeds.