The mahi-mahi or common dolphinfish (Coryphaena hippurus) is a surface-dwelling ray-finned fish found in off-shore temperate

Temperate

In geography, temperate or tepid latitudes of the globe lie between the tropics and the polar circles. The changes in these regions between summer and winter are generally relatively moderate, rather than extreme hot or cold...

, tropical and subtropical waters worldwide. It is one of only two members of the Coryphaenidae

Coryphaenidae

The Coryphaenidae are a family of marine ray-finned fish belonging to the Order Perciformes. The family contains only one genus, Coryphaena, which contains two species, both of which have compressed heads and single dorsal fins that run the entire length of the fish's bodies...

 family, the other being the pompano dolphinfish

Pompano dolphinfish

The pompano dolphinfish is a species of surface-dwelling ray-finned fish found in tropical and subtropical waters. They are one of only two members of the Coryphaenidae family, the other being the mahi-mahi or common dolphinfish....

. It is also known as the dolphin, which causes confusion with the more widely-known marine mammals called dolphin

Dolphin

Dolphins are marine mammals that are closely related to whales and porpoises. There are almost forty species of dolphin in 17 genera. They vary in size from and , up to and . They are found worldwide, mostly in the shallower seas of the continental shelves, and are carnivores, mostly eating...

s. Mahi-mahi means very strong in Hawaiian.