fish goby in shallow water. bottom fish in the sand.

animal aqua aquarium aquatic beautiful beauty biology bottom camouflage color colorful colorpattern coral cypriniformes depth diving ecology ecosystem egypt environment fins fish gobiuspaganellus goby holiday marine masking mimicry natural nature ocean oceanic recreation redsea reef saltwater sand sandybottom scubadiving sea seaward shallowwater shrimp shrimpgoby small solitaire subsystem swimming underwater water