the black mediterranean goby fish - gobius niger

adriatic animal aquatic axinella background beauty biodiversity biology black blue bright closeup color colorful coral corals croatia deep depth diving environment europe fauna filter fishes flora gobiidae gobiodon gobius goby greece grey image into ionian isolated italy life macro marine mediterranean natural nature niger ocean oceanographer oceanographic oceanography orange organism photo photographer photography protection provence reef reserve rock saltwater scene scenery scenic scuba sea sealife seascape seasponge sithonia sponge the undersea underwater wallpaper water wildlife yellow zoology