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What is the back goldfish? What are the characteristics of the back goldfish

Among the imported individuals, the most beautiful one is the golden dragon with blue background. When the fish is young, it can be seen from the bottom with a slight blue luster. After 25cm, it will show the original blue purple scale bottom. The golden wide and small scale frame is really charming.

Brief introduction of the Golden Dragon

The biggest feature of the over back Golden Dragon is that the golden edge of the scale bar extends all the way to the back. This form of the over back Golden Dragon is a unique feature of the Asian dragon fish produced in the Malay Peninsula, so it is very precious.

Chinese scientific name: over back golden dragon fish.

Another name: MalayanGoldenArawana.

Hilus: phylum Chordata.

Class: radioptera.

Family: Asiatic Osteoglossidae.

Distribution area: west side of Malaysia Peninsula, near Kalimantan and Penang, named kapyas river system.

Latin scientific name: scleropage formosus.

Kingdom: Animal Kingdom.

Subfamily: vertebrate subfamily.

Objective: osteoglossa.

Species: over back Golden Dragon.

Body length: 50-55cm.

Body shape characteristics of dorsalis

The adult length of over back Golden Dragon can reach 50-55cm. The biggest feature of over back Golden Dragon is that the golden edge of scale bar extends all the way to the back. There are two kinds of over back golden Dragons: blue and gold. But many people don't know. Because the price of over back Golden Dragon will be higher, how to distinguish it is more important when selecting it.

According to the color of the scale base, it can be divided into blue base and gold base, which changes the values. What is the value of it? 'the value of low occurrence rate is higher. The lowest rate of occurrence among the excellent individuals is that the scale base is blue purple, and the scale frame is gold. Only when the golden border frame extends completely to the back, it is called blue base Golden Dragon.

Among the imported individuals, the most beautiful one is the golden dragon with blue background. When the fish is young, it can be seen from the bottom with a slight blue luster. After 25cm, it will show the original blue purple scale bottom. The golden wide and small scale frame is really charming. In the period of juveniles and juveniles, with the growth of individuals with blue background, the golden color of the scale frame will become more and more obvious, and the individuals with large golden width of the scale frame are called thick frames. The blue and purple color presented by this subtle color change is not easy to maintain, and the factors such as water quality, lighting, bait and so on will affect the arrangement of pigment cells, resulting in the blue color easily hidden.