Not much.

Bass and Yellow River carp, Mandarin fish and Heilongjiang Xingkai Lake whitefish and listed as "China's four freshwater fish". China's perch varieties are mainly Songjiang perch, also known as four-cheeked perch, also known as tigerfish.

Perch body long side flat, the whole spiny less, the lower jaw longer than the upper jaw, meat solid garlic cloves, swim bladder can be made fish belly, often steamed to eat]. Perch meat white and tender, fine spines less, no fishy flavor, taste extremely fresh, rich in protein and vitamins, can be used as medicine, is an extremely valuable tonic.

Bass has a good tonic effect on the human body, there are tonic organs, benefit the liver and spleen, stomach, the master of the fetus, the treatment of water and strong muscles and bones and other effects. The Ministry of Agriculture in 2004 issued the relevant industry standards will be classified as pollution-free food perch.

After analyzing the (n-6)/(n-3) polyunsaturated fatty acid composition of sea bass, the British health department also listed sea bass as pollution-free food. Effects of Perch: Strengthening the spleen, tonifying Qi, benefiting the kidneys and tranquilizing the fetus.

It is suitable for people with anemia and dizziness, women with edema during pregnancy, and those with fetal restlessness. Perch also has the effect of tonifying the liver and kidney, benefiting the spleen and stomach as well as resolving phlegm and relieving cough, which is a good tonic for those who are deficient in liver and kidney.