Malaysia Golden
This is found in Malaysia and sometime called Malayan Bonytongue. It has golden scales to the fourth column and pinkish abdomen when young. When the fish grow up, the golden scales willl escalate to the fifth column(hence cross-back) and the pink abodomen disappear. The scales may have different basecolor such as gold, silver or blue. Blue being the rarest. The scales can also divided into thin or thick golden frame. Thin frame scales bluebase crossback gold are one of the most demanded arowana and hence often the most expensive.