What's the name of the fish tank in the hotel?

A fish tank is called a fish tank, also called an ornamental fish tank. There are many stresses on raising fish. The first is the density of fish farming. According to the size of the aquarium and the shape of the fish, the number of fish can be controlled. Small fish can be raised more, and big fish can be raised less. Second, pay attention to water quality. In addition to opening the filter frequently, it is also necessary to change the water regularly. At the same time, it should be fed two or three times a day. If it is a tropical fish, pay attention to temperature control, and keep the water temperature between 20-30℃.