The difficulty of raising Black Mary fish is not high. It is a kind of ornamental fish that is easy to raise, because it has lower requirements for the environment and food. When farming, as long as the water temperature, water quality and other environmental conditions can be well controlled, and pay attention to timely water change, feeding, they can be fed.
1. Water temperature: Black Mary fish like to grow in the environment of 22-28 ℃ water temperature. They are afraid of low temperatures, and if the water temperature is below 18 degrees Celsius, they may suffer from water mildew or other growth problems.
2. Salting: Black Mary is a euryhaline fish, which can accept water with lower salinity. When farming, a small amount of salt can be sprinkled into the water tank, which can play a role in sterilization and help prevent diseases.
3, pH: Black Mary fish habits are like weak alkaline water. When breeding, it is better to use slightly alkaline water with PH value around 7.4, not acidic water, in order to avoid poor growth.
4. Hardness: Black Mary likes water with a certain hardness. When farming, you can use water with slightly higher hardness, but do not use water with high hardness.
5. Feeding: Black Mary fish are not picky eaters. When breeding, they can be fed with plant feed, such as lettuce leaves and spinach leaves, or animal feed, such as red worms and water fleas. If you feel troublesome, you can also use ready-made artificial fish food to feed. They eat a lot, and the frequency of feeding needs to be maintained at 1-2 times a day.
