Leaving from the Carassius auratus, species of olive tawny color, the Chinese breeders gi from various centuries have selected a fish from the metallic, famous color orange like gilded Ciprino or red Fish. Great part of the popolarit which they enjoy due to the fact that, when they are small, they can be held in an Aquarius to the closed one and when they become devout large, until 20 cm, can be puttinges in one bathtub or small lake from garden. I Chinese and the Japanese have selected many variet different for shape of the body and the fins, today diffuse all over the world. From the breeding of the red Fish pu to say itself that it is born the acquariofilia, and these fish still resist well the competition with the tropical fish are navy that of sweet water. To the tropical contrary of the species, they do not have need that the water is maintained to a sure temperature and can be raises to you without particular problems. order with which they come some described in this section extension the progressive modifications, to leave from the resistant common red Fish, with the only tail fin, through variet the delicate and exotic devout Shubunkin and Comet until the breeds like the Fantail, the Veiltail, the variet to telescopic eyes, the Oranda, the Head of lion and Celestiali or Piagnoni. The flakes vary from "the metallic" type to the "madreperlaceo" until "the opaque" type.