Method of propagating and red pearl-scale dovetailed breeding Carassius aurutus

Abstract

The invention relates to a method of propagating and red pearl-scale dovetailed breeding Carassius aurutus, comprising the steps of (1) selecting parent fishes; (2) performing artificial propagation and artificial insemination; (3) performing artificial hatching; (4) cultivating in early stage; (5) performing primary optimization and late cultivation; (6) performing secondary optimization and late careful breeding. The individuals of red pearl-scale dovetailed breeding Carassius aurutus bred by the method have good strains, full flesh, bright color, symmetric and attractive body form, and significant breed features.

Description

technical field [0001] The invention belongs to the technical field of ornamental fish reproduction, and relates to a breeding and breeding method of goldfish, in particular to a breeding and breeding method of red pearl scale swallowtail type goldfish. Background technique [0002] The swallowtail goldfish has a short body and a very long tail, the tail fin is about 2 / 3 or 1 / 2 of the total length of the fish body, and the tail fin is forked behind. In terms of color, there are red, red and white, glass flowers, multicolored and so on. The existing varieties are mainly red swallowtail and red and white swallowtail. Lively and easy to raise, it is a traditional ornamental fish species in my country and one of the main export species of ornamental fish in China. [0003] The scales of swallowtail goldfish with pearl scales contain more calcium, and the scales are hemispherical. In terms of scales, there are two types of transparent scales and opaque scales. Among the existi...

AI Technical Summary

Problems solved by technology

It is difficult to obtain red pearl scale swallowtail grass goldfish with stable and prominent traits by existing breeding and breeding techniques