Red cross fish is a kind of relatively common small ornamental fish, which is relatively easy to raise.Although it is only 10 centimeters long, it eats a lot.They are ferocious and like to attack other small fish, so they are not suitable for mixing with smaller fish.They do not require high water quality, and have strong tolerance to water temperature changes, can withstand water temperature above 10 C, and do not need to be heated indoors in southern winter.It should be noted that because of the single feed of fish, it is easy for them to lack calcium and vitamins, leading to curved body disease.Therefore, daily feeding should pay attention to feeding some feed containing calcium and vitamins to supplement nutrition.Generally speaking, the red cross fish is simple to raise and suitable for novices.
1, feeding: They prefer to eat brine shrimp, rotifers and other active bait, and a larger appetite.The amount of feeding can be controlled according to the size and quantity of the fish.Generally, it only needs to be fed twice a day, and the feeding amount should be eaten within 5-10 minutes.
2. Water environment: They prefer weak acid soft water with PH value between 6.0-7.2, and the temperature between 23-28 ℃ is suitable.
3. Propagation: The red cross fish has the habit of spawning in the grass. Therefore, during the propagation period, more aquatic plants, such as golden grass and hornwort, can be planted at the bottom of the aquarium to provide a suitable propagation environment for them.After laying eggs, attention should be paid to keeping the light soft and avoiding too strong light to destroy fertilized eggs.
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