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How long can arowana grow?

Generally more than ten years, at most several decades, depending on the protection situation, the following is an introduction: arowana, a very old fish, is called arowana in origin, which means "long tongue" in Spanish. Its scientific name is "hard bone pharynx", which means tongue bone pharynx. Taxonomically speaking, arowana belongs to the family Osteoglossidae. Chinese mainland called it "Arowana", Hong Kong called it "Dragon Figure Pearl" (probably because the yolk sac of the young dragon looks like a dragon ball), Taiwan called it "Silver Belt" and Japan called it "Silver Boat Sword".

Alias: Meigong fish, arowana

English name: Asianbonytongue, arowana

Classification: Euonymidae, Euonymus.

Origin: There are several strains with different forms, among which arowana and arowana are rare. Arowana is native to Malaysia, and arowana is mainly produced in Indonesia. In addition, there are Star Dragon (Pearl Dragon) produced in Australia and Silver Dragon and Black Dragon produced in Amazon River in South America, all of which are low-grade arowana.