Mineral water can raise fish. Whether water can be used to raise fish depends on whether it is suitable for the living environment of fish. All types of barreled and bottled mineral water and purified water can be directly used for fish farming as long as they meet human drinking standards. Although mineral water has purified scale, it still contains a large amount of nutrients, and the water quality is relatively clean, which is helpful to the growth and development of fish. However, it should be noted that it needs to be left open for two days before use, otherwise the hardness and calcium and magnesium ions are too high, which will affect the growth of the fish. After being left open, air oxygen can dissolve in water and minerals can also precipitate. If it is original mineral water, it needs to be filtered with an appropriate amount of alum and salt before it can be used.

What fish is easy to raise?

1. Koi carp: Koi carp has high ornamental value, its vitality is particularly strong, it is relatively easy to raise, and it is very sensitive to water. The temperature requirements are not high and can survive at 2-30 degrees. However, it should be noted that this fish still has certain requirements for the oxygen content of the water. It is best to oxygenate it every day.

2. Zebrafish: Zebrafish is also called striped fish or blue striped fish. It is a small tropical fish with many types and colors. It is very beautiful and easy to raise. This kind of fish has a gentle temperament and will always swim in the tank. It can be bred with other fish as long as the water temperature is kept above 20°C.

3. White cloud goldfish: White cloud goldfish is petite, cold-resistant and heat-resistant. It can survive even in hot summers and is not easy to get sick. It can survive at 5-32 degrees. Its color is bright and it looks beautiful swimming in the water.

4. Guppies: Guppies come in various colors and have beautiful shapes. Strong adaptability to the environment. Although it is lively, it has a gentle temperament and is not picky about food. It is not a problem to keep it with other small fish. Guppies have strong reproductive capabilities and are very suitable for novice breeding.

5. Swallowfish: Swallowfish is also known as angel fish. The body of the fish is diamond-shaped, extremely flat on the sides, and symmetrical up and down. The swallow fish has a very gentle character and has no special requirements for water quality. The only thing they pay attention to is the tiger fish of the carp family. These naughty and lively fish often like to bite the anal and tail fins of the angel fish in order to maintain the beautiful appearance of the angel fish. , try not to mix swallow fish with them.

6. Swordtail fish: Swordtail fish is an indispensable species in the aquarium. Its body color is richer, including red, white, blue, etc. It is extremely easy to breed, whether it is weakly acidic or not It can adapt to water or weakly alkaline water, and has strong cold resistance. It grows well in water temperatures of 20 degrees. The suitable water temperature for keeping is 24 to 26 degrees. It will jump when frightened. For safety reasons, it is best to add a water tank at the top of the aquarium. cover.