You don't need to turn on the lights at night to raise fish. Fish farming is best to simulate the natural environment and create day and night. If the lights are turned on at night, the fish will still be very energetic, which may affect their sleep and even their health. When raising fish, it is best to ensure 4 ~ 8 hours of light every day. Certain light conditions can make them more energetic, promote their metabolism and accelerate their growth. 1、 Do you need lights for fish farming. Light is very important for fish. Certain light conditions can make fish more energetic, promote their metabolism and make them grow and develop faster. But don't keep fish in direct sunlight. If the aquarium receives sunlight for too long, a lot of algae will grow in the aquarium. These algae rob fish of the oxygen they need to grow. Therefore, light can be used instead of sunlight. It is best to ensure 4 ~ 8 hours of light exposure every day. You can use fluorescent lamps or other special lamps for fish.
If you are raising some tropical fish, you need more lights. Some colorful tropical fish special lamps will make the color of tropical fish more bright and beautiful, making them more ornamental value. 2、 Do you want to turn on the light at night when raising fish? Don't turn on the light at night when raising fish. If the lights are turned on at night, the fish will be excited and go to sleep. This will make them lack energy and seriously affect their health. It is best to simulate the natural environment when raising fish. If possible, try to create day and night. This is most conducive to the survival of fish. （YangYuXuYaoDengMa，WanShangYaoBuYaoKaiDeng）