1, feeding: feeding are rich in nutritious animal feed and white sesame and so on. Animal feed such as water fleas, earthworms, yellow mealworms, green worms, skin worms and so on. The main feeding is earthworms and sesame seeds. Both red and black earthworms can be fed. Do not feed the poor quality goldfish feed that you buy. Because this kind of feed is too much starch, poor nutrition, not easy to digest, the water quality is easy to pollute. Fish eat malnutrition, fish growth will be slower, but also prone to disease. 牋

2、Light: It is best to put the fish tank in a place where the sun shines for 1-2 hours. This uses the ultraviolet rays of the sun to sterilize. Try to do fish disease prevention as the main, the use of medicine as a supplement. At the same time, due to photosynthesis, the color of the fish body is also more bright and beautiful. ?

3, water change: to change the water often, can increase the dissolved oxygen in the water. Water change can only be changed to one-third to one-quarter, can not be changed to a lot at once, the fish do not adapt. It is important to keep the water in the aquarium clear. There is enough dissolved oxygen in the water for fish to grow and grow fast. Otherwise, they will stop growing and even die. ?

4, stocking density: the price has been? A certain shi called buzz? Marty Huanghuang Nymphalysis? The first time I saw this, it was a very good idea to get a good idea of what was going on. The insect is not a good idea, but it's a good idea.