There are generally two reasons why betta fish fry their gills. One is that when they are courting, they will fry their gills when they get the attention of female betta fish at this time, and the other is that before fighting, they fry their gills to better shock each other. In daily life, it is often seen that male betta fish will dance courtship dance in addition to fried gills, so that female betta fish will be attracted to mate with male betta fish.

People who breed betta fish probably have seen fighting scenes of betta fish. When fighting, betta fish will fry their gills. After frying their gills, their heads will look very big, and the whole fish body will look particularly effective, so that the opposite side will be scared. In addition, sometimes they will have fried gills in order to breathe oxygen better.

When the fried gills of betta fish appear, if it is the fried gills of fighting or courtship, this kind does not need treatment. If it is due to lack of oxygen or disease, it is necessary to carry out targeted treatment. When betta fish are deprived of oxygen, they will fry their gills in order to breathe oxygen. At this time, they should be oxygenated to ensure that they have enough oxygen to breathe. When they are fried gills because of illness, it is necessary to check what disease is caused, and then treat the diseases caused by betta fish.