Round scad is a type of fish that can be found in tropical waters around the globe. It is known by a variety of names and synonyms, depending on the region. In the United States, it is commonly referred to as "mackerel scad" or "chub mackerel." In Asia, it is known as "galunggong" in the Philippines and "ipil" in Malaysia. In Spain, it is called "jurel" and in Italy, it is known as "girasole." Other synonyms for round scad include "decapterus macarellus" in Latin and "scomberomorus maculatus" in English. Regardless of the name, round scad is a popular and delicious fish that is enjoyed by many.