Commonly known as Green Arowana.
Its has green scales & a greyish green body with a dark striped grey/green tail.
It is the cheapest in price among the variety of Asian arowana due to unattractive colourisation exhibited when in adulthood (3-4 yrs of age).
Arowanas are freshwater bony fish of the family Osteoglossidae, also known as bonytongues (the latter name is now often reserved for Arapaimidae). In this family of fish, the head is bony and the elongated body is covered by large, heavy scales, with a mosaic pattern of canals.