Arowanas/ dragonfish are popular aquarium fish have special cultural significance in areas influenced by Chinese culture. It is a freshwater fish that has a long, narrow and flat body. The belly is a sharp ridge with large, thick scales.  The mouth is extremely wide. The arowana has many colors such as gold, red, and green. The arowana is often called “dragon fish” because of its enormous scales and long, whisker-like chin barbels.