1. Reason: If you beat the fish tank vigorously or shout loudly, the Luohan fish will be frightened. After being frightened, the body of the Luohan fish will turn black and the head will become smaller.
2. Treatment: The breeder needs to ensure that the environment is quiet and the water temperature and quality in the fish tank are stable. If Luohan fish are seriously frightened, they need to be isolated in a separate container for rest.
. 1. Reason: If the temperature difference in the fish tank exceeds 3-5 degrees, or the amount of water changed exceeds half, it will lead to stress reaction of Luohan fish. The most common stress reactions are blackening of the body, running around in the fish tank or hiding in the corner.
2. Treatment: The breeder needs to control the water temperature at 28 degrees and ensure that the water in the fish tank is weakly alkaline. If possible, you can bask in the sun frequently, which can help Luohan fish restore its body color.
explosion 1. Cause: The main cause of bacterial infection is the poor water quality. After being infected by bacteria, Luohan fish will be depressed, dim and black.
2. Treatment: The breeder should first raise the temperature to 30 degrees, which can effectively kill some bacteria. Secondly, two thousandths of salt can be added, and attention should be paid to the choice of sea salt or coarse salt. Finally, the oxygen should be turned on to give the Luohan fish oxygen explosion.
