Although small fish can be kept alive in a big fish tank, the overall appearance is too poor, and it is also very troublesome to clean up and change water at ordinary times, so it is better to use a small fish tank to keep them conveniently. Big fish tank is generally big fish, or appropriate mixed culture, more than a few fish, so it looks more beautiful. Some scenery, water plants and stones can also be placed in the tank to improve its ornamental value.
1. Koi: Koi is one of the common ornamental fish. Its body shape is relatively large, and it is very suitable for keeping in the big fish tank. This kind of fish is mild in nature, likes to swim in groups, has strong adaptability to water temperature, can survive in the environment of 5-30 C, has mixed feeding habits, and can be fed a lot of food.
2, arowana: arowana is a large tropical fish, body length between 40-50 cm, can live for decades, the main prey rain love and aquatic insects, temperament is very fierce. Because it will hold the eggs in its mouth after spawning until the small fish hatch, it is also known as the dragon spit pearl.
3, Luo Han fish: Luo Han fish is a kind of artificial breeding of ornamental fish, its head will bulge, looks like Luo Han. This medium-sized fish, up to 20-40 cm in length, due to a certain sense of territory, so when mixed culture must pay attention to.
