Arowana, a large freshwater fish, is called AROWANA of origin, and its scientific name "SCLEROPAGES" is the meaning of tongue and hard pharynx, and according to taxonomy, Arowana belongs to the OSTEOGLOSSIDAE family (osteoglophoneaceae, also known as osteopharyngeal fish).
Arowana was discovered and named in 1829 by the American ichthyologist Dr. Vandell in the Amazon basin of South America. In fact, Arowana has existed as early as the ancient Carboniferous Period, known as "fish living fossils", in the late 1950s in the United States as an ornamental fish introduced into aquariums, and then popular around the world.
The "SCLEROPAGES" is called "Dragon Fish" in China because the dragon fish is full of light, the scales are very large, there is a large mouth, and the corners of the lips have two tentacles, which resemble the "dragon" in Chinese myths and legends, so it is named.
Introduction of Arowana
The dragon fish is strong, colorful, elegant, graceful, and magnificent, with a royal demeanor, and is regarded as a symbol of status and status in many parts of the world. Arowana is found in four regions: Asia, South America, Australia, and Africa, and varies from Arowana species to region. The common red dragon and arowana we usually raise belong to the Asian arowana, and the main production areas are Indonesia and Malaysia.
The basic characteristics of the dragon fish are: the body is large, the length is generally 60-80cm, and its fish scales are shining. The golden yellow scales make up about 1/2 of the entire fish body, and some Asian arowanas show arowana horseshoe prints on the scales after hybridization. The golden color of the golden dragon crosses the 5th row of scales, and there are many neatly arranged scales on the base of the dorsal fin, fin, and caudal fin, scattered with a strange luster. The beard of the Arowana is relatively complete, and the eyeballs are very bright.
The surface lines of the double gills are varied , and some arowanas such as the red-tailed golden dragon have special red patches on the gill caps. Arowana has a long lifespan, and can generally live for decades.
Arowana is a carnivorous fish, from juvenile to adult, must be fed animal bait, to feed live food is better, try not to feed a single bait, should develop a nutritious menu to ensure its nutritional balance. Arowana can adapt to a water temperature between 24 and 29 ° C, and if the fish is only well adapted, it can even adapt to a temperature of 22 to 31 ° C. However, Arowana, like other ornamental fish, should avoid sharp changes in water temperature.
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