Sardinha is the  Sardinella brasiliens found in Southern Brazil coast. Sardines, or pilchards, are several types of small, oily fish related to herrings, family Clupeidae.  Sardines were named after the Mediterranean island of Sardinia, where they once lived in abundance. They are pelagic fish that often form large schools and feed important fisheries. Present a significant lipid: omega-3, which is thought to be a “protector” of the heart.