The finished bottom filter cylinder of one meter is not large, and there are not many large fish, and it is often impossible to raise them very large due to the specifications of the fish tank, so there will be no such problems in raising goldfish. There are many kinds of them, but they are basically not large in size. As wide-temperature fish, they have strong adaptability to temperature and do not need heating rods to control temperature.

lamp fish refers to lamp fish, which is not a biological classification. It contains many kinds, such as traffic lights, lotus lanterns, Yimei Taoist, etc. These fish are not big in size, so it is more than enough to raise them in a one-meter fish tank, and they can not only be raised in fish tanks, but also in grass tanks.

Guppy is a common small tropical fish, and it requires less temperature among tropical fish. This kind of fish has a short body, but its tail is relatively large and it looks very beautiful. In addition, it is easy to reproduce, so it is also very suitable for novices to practice. If it is well raised, it can reproduce one batch after another.

Mini parrot fish and parrot fish are two different ornamental fish, which are small in size but strong in aggression, and belong to a kind of snapper. Usually, it is suitable to live in an environment of 20-30 ℃, and its feeding habits are miscellaneous. It can eat red nematodes, bumper shrimp and various fish feeds. If you are raised in captivity, you'd better prepare to avoid the house.

Although colorful fairy fish is also called fairy fish, it is far from the fairy fish. Its body length is about 20 cm, its body is nearly round, its color is blue, green or brown, and there are a lot of stripes at the same time. This kind of fish likes soft water with weak acidity, and it is difficult to raise it because of its high requirements for water quality.