The grass tank can raise rat fish, but it can't be put too early. It needs to be put into the tank after the water and grass are full, and it can't raise too large ones. Try to choose smaller varieties. In addition to rat fish, you can also raise lamp fish, which is a common fish in grass tanks, or raise elf fish, which can play a cleaning role. You can also choose black line flying fox, which is a good helper to clean up algae. 1、 Can grass tank raise rat fish? Grass tank can raise rat fish. However, we must wait until the plants are full before putting the fish. If the fish is put too early, it will arch the bottom sand everywhere, resulting in the inactivation of the plants. In addition, it is best to raise smaller varieties. If the pike is too large, it will also do some harm to water and plants. 2、 What fish can be raised in the grass tank 1. Lamp fish: Lamp fish is the most common ornamental fish in the grass tank at present. It has many varieties, small size and bright color. Because it can't eat grass, it won't cause any harm to the water and grass in the tank. Common light fish species include traffic lights, Baolian lights and head and tail lights. They can also be mixed with other fish.
2. Elf: elf fish are not very big, with a length of about 4-6cm. They will eat moss and algae in the tank, but they basically won't eat water and grass, so they can be raised in the grass tank. As tropical fish, it is necessary to control the temperature of the water body, usually between 22-30 ℃, and the water quality is mostly weak acidic soft water.
3. Black line flying fox: black line flying fox is known as the king of algae eating fish. It is very suitable to be raised in a densely planted grass tank. It can know all kinds of algae in the tank, and can also be mixed with some small fish. It should be noted that this kind of fish has the habit of jumping from the tank, so if you raise it, you must add a cover to the grass tank. （CaoGangNengYangShuYuMa，CaoGangNengYangShenMeYu）