There are many reasons why parrot fish do not eat. Changes in water temperature, deterioration of water quality, poor quality and unpalatable fish feed, sick parrot fish, etc., will also lead to parrot fish not eating. It is relatively easy to keep the water temperature constant, adjust the water quality and feed, but if it is the cause of illness that causes the parrot fish to refuse to eat, it must be taken seriously. The disease that can cause parrot fish to refuse to feed is mainly bacterial enteritis.

The main cause of enteritis is eating unclean food or eating Excessive satiety, intestinal fullness, obstruction of excretion, and finally enteritis caused by bacterial infection of the intestinal tract. Sick fish often have swollen abdomen, erythema, prominent anus, sluggish fish body, stop in the corner of the aquarium and do not move, body muscles twitch for a short time, do not eat, and feces are white.

There are many ways to treat enteritis. There are also many drugs sold in the market, such as internal medicines such as nacrotide, yufukang, sulfaguanidine, etc., and external medicines such as Yujianjie, nitrofurazone, gentamicin, oxytetracycline, and dysentery. Or soaking in a bath, can achieve better results.