Shoal Of Reef Fishes Swimming In Clear Blue Ocean

damselfish striptailed damselfish reef fish reef shoal scuba abudefduf sexfasciatus coral undersea underwater diving snorkel habitat sea aquatic fish environment blue ocean saltwater ocean blackstriped depth seascape swimming under nat geo wildlife national geographic water background marine clear exotic nature travel beauty animal planet animal natural wild blue tropic tropical aqua deep school behavior life scissortail sergeant