Common causes of black tails in parrot fish
1. The problem of water quality and water temperature: Although parrot fish do not have too high requirements for water temperature, they are very sensitive to temperature differences. If the temperature difference is higher than 2 °C when we change the water, it will cause them to have a stress response. The tail turns black. And poor water quality in the fish tank
can also cause their tails to turn black or their bodies to lighten.
2. Frightened: The tail of the parrot fish suddenly turned black, which may be caused by being frightened. Because the parrot fish is relatively timid, knocking on the fish tank or turning on the light suddenly during daily feeding will frighten it, resulting in the tail turning black or fading.
3. Black spot disease: The black spot of the parrot fish’s tail may also be caused by black spot disease, which is caused by bacterial infection in the water, because the bacteria will parasitize on the eggs and eggs of the parrot fish. on body wounds. Therefore, the owner can first observe whether there are wounds on the parrot fish.
Treatment of black tail in parrot fish
If it is due to If it is caused by the water temperature, the owner has to replace the water in the fish tank in about a week. Note: just replace one-third of the water every time; and the temperature difference before and after the water change also needs to be controlled within 2 degrees. , the parrot fish will recover on its own in a few days. If you are worried, you can add some coarse salt to the fish tank, and at the same time, the daily water temperature should be kept between 28~28℃.
If the parrot fish is frightened, the owner can change the fish tank to a relatively quiet and dark place in the room and wait for the parrot fish to recover by itself. If there is no way to transfer the tank, cover the tank with a thick cloth to give the parrot fish a sense of security.
If the parrot fish suffers from black spot disease, the owner can treat it by salt water immersion and antibiotics. Method: use 2-3% salt water immersion, once a day, 5- 10 minutes is enough, and the dark spots will fade or disappear after a few days of continuous use.
