Mandarin fish (Synchiropus splendidus) is a small colorful fish pertaining to the family of dragonets. It is very popular in the aquarium fish industry. You bet! Their colors will not attract you only if you are blind. In the wild, mandarins live in the Pacific - their areal stretches from the Ryukyu Islands southwards to Australia. Its other trade names are "green mandarin", "striped mandarin" or "psychedelic fish."