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First of all, there must be a spacious aquarium. Select a 100 cm 45 cm 60 cm fish tank, covered with yellow sand at the bottom, and plant sparsely spaced water plants. The water plants should be planted a little more to provide the fish with a hiding place.
Second, the quality of tropical fish is more stringent than that of goldfish. The water quality of tap water basically meets the requirements of tropical fish, but tap water contains chlorine gas and bleaching powder. Therefore, it should be exposed to the hot sun for 1 to 2 days before use or in the cool place for 4 to 5 days before use.
Third, the food of tropical fish should be fresh. Feeding live fish is generally recommended once a day. It should not be fed too much and the remaining food should not sink into the bottom of the cylinder to affect the water quality.
Fourth, the lighting of tropical fish should be sufficient. In a sunny room, it can receive 1 to 2 hours of sunlight per day, but it cannot be strongly direct. If the lack of lighting can be supplemented by lights, such as 40-60 watt fluorescent lamps, it can be irradiated for 5-6 hours per day.
Fifth, do a good job of preventing tropical fish. According to 25 kilograms of water in a cylinder, 50 grams of salt can be added to prevent disease.
Five points for keeping tropical fish
Tropical fish is quite appreciated, but it is not something that can be cultivated at will. Tropical fish need to pay attention to five points: