The particular characteristic of this fish is on its pair of big protruded eyes. The eyes should be big and round. Big when comparing to the size of its head not so big as to cover more than half of its head. The eyes should be clear, round and symmetrical in size and position. It should also have an up-right dorsal fin. Tail proportionate to the body length. Butterfly Moor should have the fanned out butterfly-shape tail when viewed from the top. Tail forms a triangular shape.