Yellow fish, also known as six-line fish, sea yellow fish, and so on, have the difference between big and small fish, with large yellow fish heads bigger than small yellow fish, small heads, tight tissues and larger head eyes. The yellowfish have higher backs, large scales, thick tails, broad mouths and smaller eyes. High-quality yellow fish have a golden, glamorous surface, the whole of the scales is not easy to remove, the flesh is solid and resilient。