Also known as Gudgeon, Nine-lined Goby, Reef Goby.
Found singly, close to coral formations, over shallow clear water reefs. They are often in a symbiotic relationship with the sea urchin Echinometra lucunter, where it uses its sucking disk to adhere to the rock beneath the urchin, with just the head showing through the spines.
They feed on the tube feet of sea urchins.
Length - 2.5cm
Depth - 0-3m
Widespread Western Central Atlantic, Caribbean
Reef Gobies have the largest and smallest species usually with very distinctive colouring. Ref: https://www.fishbase.se/summary/Ginsburgellus-novemlineatus.html