It is a fish of the family of sharks but is one of the smaller species, the shark is a highly prized prey, because of the difficulty of fishing it. More or less abundant in the Atlantic and the Mediterranean. It is a white fish. Its texture, flavor and easy to digest condition, fits into the diet of people with weak stomach, and in the case of excess weight. Its protein is of high biological value. Usually they are cooked in stew, grilled and fried.