The ruby fish does not have high requirements for water quality, but it cannot be taken lightly. The water poured into the fish tank should be sterilized and sterilized by sunlight. Keep the temperature of the water at a constant temperature, do not fluctuate. Do not change the water too often or too much. You can use the natural method again, that is, observe the evaporation of the fish tank, and replenish a small amount of water in a timely manner.

The filter device in the fish tank must be protected by a net, and the best fish tank is the best Do not over-cultivate water plants. At the same time, do not mix ruby fish with other fish in the fish tank, so as not to cause damage to each other. Feed less live food when feeding, so as not to stimulate the temperament of the ruby fish. The amount of food to be fed should be large to ensure that every fish can eat.