Description

Also known as Anemone Goby, Gudgeon, Reef Goby.

Found hiding in the arms of snake-locks anemone Anemone viridis over gravel, mud, sand and seagrass beds in rock-pools and around shallow areas of inshore reefs.
They feed on algae, crustaceans and invertebrates.
Length - 10cm
Depth - 1-8m
Widespread Black Sea, Eastern Mediterranean

They have a symbiotic relationship with Snakelocks Anemone - Anemonia viridis
http://www.whatsthatfish.com/fish/snakelocks-anemone/2248

Reef Gobies have the largest and smallest species usually with very distinctive colouring. Ref: https://www.fishbase.se/summary/46334