Appearance
It reaches a maximum size of 21 millimetres in length. Its body is a transparent orange/red colour, with a yellow/gold line stretching from its head the base of its tail, one on its side stretching through its eye to 2/3 of the way down its body, and two lines over its head. All lines originate near the upper lip. A white line along the stomach is also present.
Distribution
The Neon pygmy goby is widespread throughout the tropical waters of the central Indo-Pacific.It can be found at depths of 3-30 metres .

Behavior
Sticking to lagoonal areas with lots of shelter, these fishes are often found in groups, browsing for microinvertebrates among the branches of small-polyped stony corals, as well as sometimes cleaning parasites and dead tissues from larger fish.References:
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