Horse-faced bream is a kind of fish, which is divided into green-finned horse-faced bream and yellow-finned horse-faced bream. Its long oval shape is called bread fish with high side and thick skin. It is also called rubber fish and pig head fish.

Morphological characteristics?

The body is slender, the side is flat and rectangular. Body length is 2.7-3.4 times of height; The distance from the starting point of the second dorsal fin to the starting point of the gluteal fin is 2.9-3.8 times. Small mouth, end position. The branchial fissure is located below the posterior half of the eye, almost all of which are below the oral fissure line. The body scales are small and diamond-shaped, with about ten small thorns scattered on them; There are two pairs of immobile specialized scales at the end of pubic bone, which do not reach anus when contracting;

The ventral fin membrane is underdeveloped. The first dorsal fin spine is thin and located above the back of the eye; The anterior fin of dorsal fin and gluteal fin is much longer than the posterior fin, and the longest dorsal fin is 0. 15 times the body length. The body is light blue-gray with some brown spots on the side. Backstab's fin membrane is yellow, and each fin is blue-green; The fin membranes of pectoral fin and caudal fin are white.