Lianwenda mainly feeds on the surface membranes of blue-green algae and diatoms, and also preys on a variety of invertebrates. After understanding what the rippling eats, let's introduce its morphological characteristics.

The body of rippling fish is dark brown and bluish and Green, with dozens of thin blue horizontal lines on the side of the body. The dorsal and anal fin membranes have about 5 horizontal lines, the head and neck are scattered with small orange-yellow dots, and there is a white spot below each eye.