the tetraodon peiffer fish is blue with a yellow tail and stripes on its back against the background of algae

fish underwater animal reef invertebrate coral organism flower blue aquarium petal purple yellow tetraodon peiffer fish blue yellow tail stripes back background algae seabed marine life subtropics water aquarium underwater animal tropical sea nature aquatic wildlife reef ocean colorful exotic color coral beauty beautiful swim scuba pet close-up fauna head portrait flora travel environment discus cichlid zoo mouth freshwater ecology natural leaf kind