Gempylus serpens is a type of long slender fish that belongs to the family Gempylidae. It is commonly known as Snake Mackerel and can be found in tropical and subtropical waters around the world. There are several other synonyms for this fish, including Common Snake Mackerel, Serpentine Mackerel, and Wartail Snake Mackerel. Its scientific name, Gempylus serpens, comes from the Latin words for "jewel" and "snake," which refer to the fish's shiny scales and long, snake-like appearance. Despite its intimidating name, it is commonly used as food and can be eaten grilled, fried, or smoked.