Precautions for raising Mary fish:

1. Change the water frequently. Mary fish prefers hard water and can survive in the slightly acidic and soft water that most tropical fish prefer, but it will be more anxious. Once it is changed to hard water, the number of jumps will be significantly reduced. Sensitive to water quality and needs to be replaced frequently.

2. Control the water temperature. Mary fish are very adaptable to water temperature and can even withstand low temperatures of about 10°C. However, they grow well in this extreme water temperature. However, they are also susceptible to mold infection and illness in long-term low temperature environments.

3. Balanced nutrition. Mary fish is an omnivorous fish. It can be fed not only fish food, but also live food such as water fleas and water lice, and some vegetables.

4. Fish tank cleaning and disinfection. The boiling water disinfection method can be used for disinfection. The disinfection is thorough and has no problems left over after chemical disinfection. It is also the most environmentally friendly method.

5. The environment is quiet. Although Mary fish have lively personalities, they are relatively timid. Breeders need to ensure that their living environment is comfortable to avoid fright.