in the surrounding light 1. Reasons: The discoloration of fish at traffic lights may be due to changes in the surrounding environment, because they will change their color according to the changes in the surrounding light, so when the surrounding environment darkens, their body color will also darken.
2. Solution: Light fish like weak light. In weak light, they will relax their vigilance and live more comfortably. The breeder can change the light or background in the fish tank.
1, reason: Red and green light fish like weak acidic water, if the water quality in the fish tank suddenly changes or the water quality becomes weak alkaline, they will appear discoloration.
2. Solution: The breeder needs to change the water in time and ensure that the PH value is between 5.8 and 6.8. If conditions permit, it is better to use distilled water to raise red and green light fish. If conditions do not permit, tap water can be used, but it needs to be exposed to the sun for more than 2 days.
1. Cause: The body color of traffic light fish will also change after illness. The most obvious change is that the body color is dull, and there will be a decrease in food intake and activity.
2. Solution: Breeders need timely treatment. When the early symptoms are not serious, they can first warm up, add salt and explode oxygen. If the general symptoms are not serious, they can recover with these three steps. If the symptoms are serious, the breeder needs to prescribe medicine according to the symptoms.
