the fish tank without heating rod? If you want to heat the fish tank without heating rod, you can prepare an empty bottle, fill it with hot water, plug the bottle cap and put it in the tank, so that you can slowly dissipate heat. Usually when raising fish, it is necessary to prepare heating rods so as to better control the temperature. If the temperature drops, the vitality and appetite of the fish will be affected. This is especially true if tropical fish are kept, and if the temperature is below 20 C, the fish are at risk of dying.
1, goldfish: raise goldfish is not heating rod. Because this kind of fish itself is evolved from crucian carp, it has a strong ability to adapt to temperature, so it can be kept alive even without heating. It has many species, the color is also very rich, one of the best to raise the number of grass gold, is also the most common species.
2. Koi: Koi is a wide temperature fish, which can adapt to the water temperature environment of 5-30 ℃, so it can be raised without heating. However, it should be noted that its growth rate will also be restricted by temperature, if the temperature is too low, the fish will enter a semi-dormant state, and when the temperature is 21-27 C, its growth rate will be faster.
3, Baiyun Jinsi: Baiyun Jinsi, also known as golden fish or Tang fish, is a unique fish species in China, originating in the Pearl River Delta region, but is now extinct in the wild, only the artificial breeding still exists. Although this kind of fish lives in the south, it has a certain degree of cold resistance and can survive when the water temperature is 5 C.
