Its service life can generally reach 60-80 years. However, the life span of arowana is not that long. Arowana, also known as bone tongue fish, dragon spit pearl fish, tribute fish and whitebait, is found in the Amazon basin of Southeast Asia and South America. This kind of fish has a long body, and its length can reach 1 m. Generally speaking, its life span can be 6-7 years. Of course, there are longer-lived arowana, which can live to 18 years old.
From the perspective of geomantic omen, arowana, as the representative of gold, can consider six items in the number of fish, because it means smooth sailing and lucky money. Keep nine a day, that is, 99 are days. Three is the inexhaustible meaning of three, because the word three has a good meaning in the Book of Changes.