What is the function of the tail of goldfish? What are the main points of breeding methods?

Goldfish is a very famous ornamental fish, very many species, bulging eyes, like two lanterns. Goldfish is very beautiful in shape, color also has a lot of culture in the fish tank at home can play a role in decorating the home environment. China's goldfish are the main producing areas of Beijing and Tianjin, Fuzhou City, Guangzhou City and Suzhou and Hangzhou regions, Fuzhou has the reputation of goldfish capital. When you observe goldfish swimming, you will find that its big tail keeps swinging. What is the role of goldfish tail? What are the main points of breeding methods?

What does the tail of a goldfish do?

Goldfish tail although looks very small, very flat, but it has a very important role, tail like a rudder, control direction, very flexible. Goldfish swimming also rely on the strength of the tail, to provide forward power, to maintain the balance of the body. During mating, the tail can flap the waves, allowing the eggs to be fully fertilized. In addition, goldfish tail can also attract male and female goldfish.

2. What are the main points of goldfish breeding methods?

1. Select golden fry

There are many varieties of goldfish, in the purchase of fry can be based on your breeding needs to choose the right variety. When selecting gold fry, try to choose gold fry with fins stretched and long body shape. Such gold fry skeleton is relatively large, and the subsequent growth is also larger. Of course, it should also be determined according to the species. For example, if the head tumor develops when the golden fry is young, it will be difficult to develop later.

2. Feeding water

If you want to successfully feed goldfish, you need a large enough water body. If the goldfish growth space is not spacious, the goldfish cannot all open the activities. There is no way to promote the growth and metabolism of goldfish, and it is difficult to grow into a large one. Domestically, then generally use a large fish tank to raise five to eight varieties of unified goldfish, so as to grow better.

3. High dissolved oxygen

Goldfish growth oxygen demand is relatively large, if long-term in the lack of foreign air in the water body growth will not only affect the water quality, fish disease, but also affect the appetite of goldfish, resulting in slower growth. If you want to keep goldfish well, you need to have an oxygen mine. Raising green moss can not only promote photosynthesis to produce oxygen, but also be used as a snack for goldfish.

4. Feeding

Goldfish need bait is generally live bait-based, you can match some pellet feed. Live bait, then there are blood worms, fish worms, nematodes and so on, if there is no opening of the small goldfish seedlings, you can feed some live daphnia. If you are not very convenient to feed, you can choose frozen daphnia or red worms in the tank.

5. Precautions

Keep goldfish, then change water frequently, because fresh water quality can promote goldfish metabolism, so that it maintains a certain appetite. Change water to pay attention to temperature difference, can differ by one or two degrees, which can promote goldfish appetite. But the temperature difference should not be too high, otherwise it will cause goldfish disease or death.