Swordfish
The best thing about red flag fish is that it doesn't choose feed. You can feed it with special fish food or bread crumbs. Red flag fish is strong, not picky about food, can adapt to weak acid or weak alkaline water, and has good cold resistance.
Wide-winged nymphal
Mary fish, belonging to viviparous catfish, is easy to raise, extremely docile and never attacks other fish; Like vegetarianism, love to eat algae, can feed off the green leaves of plants; Like hard water, it has strong adaptability to water temperature, but it is sensitive to water quality and needs to be replaced frequently.
The suitable water temperature is 20℃ ~ 24℃, and when the water temperature is lower than 18℃, it is easy to suffer from water mold and white spot disease. Adding proper amount of salt to water during normal feeding can prevent diseases and harm and ensure its healthy growth.
Flower crucian carp
Crucian carp is a close relative of crucian carp, which is the result of hybridization between goldfish and koi fish. Because it has black, blue, white and orange, it is called crucian carp. Crucian carp is very simple and extensive. It is neither as easy to get dirty as koi fish, nor as docile as goldfish. Lively and active, with a weak sense of territory, you can mix.
Blood parrot/Wu
Blood parrot, red, is very pleasing, commonly known as the red god of wealth, silver ingot fish, symbolizing rolling financial resources. It has a chubby figure and soft fins, and its triangular mouth keeps smiling and looks very festive.
The suitable water temperature is 28 to 30 degrees Celsius. Controlling water temperature is the key to raising parrots in winter. Moreover, blood parrots are easy to raise and eat almost anything, as long as the water quality is good, the water temperature is relatively constant and the oxygen is sufficient.