The bulge-eyed fish, also known as the flounder, is also known as the wood leaf flounder; this fish has a flat body with both eyes on one side of the body. Of course, many times, we confuse it with the fish, in Qingdao can not distinguish between the two kinds of fish drum eye and the mouth, but a "failed" old Qingdao Oh! The characteristics of these two fish are very obvious, from the body type, bulgeye fish slightly rounded, the partial mouth of the fish is slightly longer, bulgeye fish surface smooth, partial mouth of the fish front with tiny scales, with the hand from the tail to the head feel obvious.

The longneck fish, in fact, it is also called the partial mouth fish, flounder, plaice, etc.. The body of this fish is flat, with both eyes on the upward facing side of the body, the color of which matches the surroundings very well, and the downward facing side of their body is white. The surface of the body has very fine scales. There is not much difference between these two fish