Bright greenish-blue above, yellow on sides and has the capability to flash a wide range of colors. The body tapers sharply from head to tail. Irregular blue or golden blotches are scattered over the sides. Female's heads slope more than males, males have blunt, vertical heads. A large, colorful dorsal fin extends almost the length of the back. Round tooth patch on the tongue identifies them from pompano dolphin which has a squarish tooth patch.