Description

Also know as Gudgeon, Prawngoby, Shrimp Goby, Watchman Goby.

Found in pairs sharing their burrow with an alpheid shrimp, over sandy, silty bottoms of coral and rocky reefs. Varies in colour.
They feed on benthic invertebrates.
Length - 10cm
Depth - 1-10m
Widespread East Indian Ocean, Western Pacific

Shrimp Gobies live a symbiotic relationship with snapping shrimps.
The Gobies stand guard while the shrimps play "housekeeper" to their burrow, continually digging and cleaning the sand. The Gobies will signal when predators are near. Ref: https://www.fishbase.se/summary/Cryptocentrus-sericus.html