Black koi fish feeds on plankton and likes aquatic insects, algae and small crustaceans. In artificial breeding, a certain amount of bait, such as sardines, can be supplied. At the same time, we should also pay attention to controlling the amount of bait, which will lead to water pollution and excessive growth.
2. Daily feeding of Black koi fish.
In daily feeding, black koi fish needs proper nutrients such as protein, carbohydrate and fat. Usually it can be fed with mixed feed or homemade feed. At the same time, the daily feeding amount should be adjusted according to the size and quantity of fish to avoid excessive feeding.
In addition, it is also key to pay attention to the cleanliness of water and the supply of oxygen. The water quality is clean and stable, and sufficient oxygen supply can promote the healthy growth of Black koi fish.
3. Feeding points in the growth cycle of black koi fish.
Black koi fish has different feeding points in its growth cycle. For example, young fish need proper active yeast to help digestion and improve immunity; Adults need moderate amounts of fat and carbohydrates to maintain physical strength and reproductive health.
At the same time, we should pay attention to control the temperature and light in different growth stages of the aquaculture pond to promote color change, healthy growth and improve immunity.
4. Common problems and countermeasures in black koi fish breeding.
In the breeding of black koi fish, the common problems are water pollution, loss of appetite, diseases and so on. In view of these problems, we can take relevant measures, such as improving the cleanliness of water quality, adding or changing the types of bait to fish, adding appropriate drugs to fish when feeding, and so on.
The most important thing is to keep careful observation, pay more attention to the healthy growth of Black koi fish, and take timely measures to solve the problem, so as to ensure the growth and health of Black koi fish.