Is the ? The devil knife fish is a kind of nocturnal animal. It likes to hide in the daytime and come out at night. It is not very active during the day, but it will come out or feed at night. Therefore, when feeding, the light setting does not need to be too strong. Although they are gentle and friendly, they will swallow small fish when they are adults, so they should not be mixed with smaller fish. Generally speaking, they are not too difficult to raise, and they are more suitable for novices.
devil knife fish 1. Water temperature: The most suitable water temperature for devil knife fish is between 26 and 28 degrees Celsius. It can be seen that their requirements for water temperature are not particularly strict, but they are very sensitive to changes in water temperature. Therefore, in daily feeding, attention should be paid to keeping the water temperature constant, especially when changing water, there should be no large temperature difference, otherwise it is easy to cause damage to their scales.
2. Water quality: Maintaining the stability of water quality is also one of the important conditions for raising them. They like soft water with weak acidity, so it is better to control the acidity and alkalinity of water between 6.0 and 6.5, and keep the hardness of water between 5 and 10.
3. Feeding: They can accept both animal baits and artificial feeds. But in contrast, they prefer animal food and prey on small fish.
