leafy seadragon (phycodurus eques) swims in a saltwater aquarium

actinopterygii animal aquarium beauty brown camouflage closeup colorful colors common seadragon creature creatures dive dragon endangered species fauna fish foliates foliatus green incredibally incredibly leafy marine ocean phycodurus eques phyllopteryx sea seadragons seahorse seahoses single stephen birch aqarium swim swimsless underwater vibrant weedy nature reef