Tuna
The Tuna is the sea protein par excellence, it has nutritional contributions that are difficult to match and a flavor that in the marine world is difficult to beat. Tuna is rich in polyunsaturated acids (OMEGA 3 AND OMEGA 6).
The best known and also most consumed parts are:
La Ventresca: It is the fattest part of Tuna, it is recommended to make it baked or grilled, because it will continue to maintain its juiciness once cooked. It has a pink tone and fatty infiltrations, easily visible.
Tuna Loin: It is a more muscular and lean part, when cooking it is usually very dry, so it is used for raw as long as it has been previously frozen, for the forecast of Anisakis.
El Morrilo: It is the meat taken from the top of the head, and is traditionally used to make the Marmitako.
Tuna is one of the most abundant fish in the seas, there are a wide variety of tuna, they live in open seas, they travel many kilometers to spawn, Tuna when they are small are called Cordilas.
Tuna meat is red, due to the large amount of hemoglobin in its body. They usually travel large amounts of kilometers in their migrations. They usually have an approximate weight of between 350 to 850 kilos even more, and can reach a length of more than 7 meters.
Tuna has a large number of species, but the best known or consumed would be:
Bluefin Tuna (THUNNUS THYNNUS) live habitually in the Mediterranean Sea, and in the Atlantic Sea, their fishing being a good business for many canneries, is at a point that if not controlled, it will come to extinction as already happened in other seas.
Tuna usually make very long trips of more than 7,000 kilometers, they usually dive to great depths and they often swim at high speed. Tuna is the basis of food in most countries of the world, due to its energy supply.
Yellowfin tuna (THUNNUS ALBACARES) It has a great resemblance to the Albacore, hence the name Albacares, they can reach 200 kilos in weight and measure about 200 centimeters, the dorsal fins and fins are yellow color. They live in warmer waters of tropical and subtropical seas. They are very fast in their and have a very streamlined body.
Albacore (THUNNUS ALALUNGA) It is the Tuna vulgarly called Bonito del Norte, Albacore is the Tuna that is fished in it Cantabrian, usually in warmer seas and feeds on anchovies, squid and sardines. They can reach 140 centimeters and weigh 40 kilos, it is a species that is in danger of extinction.
Blackfin tuna (THUNNUS ATLANTICUS) It is from the family of Escombridae, this Tuna has a large amount of mercury in the blood, which makes it in the food chain at its highest part. It is highly valued in sport fishing, it feeds on small fish, crustaceans and mollusks.
Long-tailed tuna (THUNNUS TONGOOL) This Tuna is from the Escombride family, it has various colors in its structure, which makes it the most slender among the Tunas, it has a unique swim bladder of the Tuna that the It has, and usually grows up in, Pacific and Indian seas, more tropical waters ranging from 21 to 28 degrees.
