If it is released, it will be meaningless, and decay will also bring about the deterioration of water quality.

Just plant it.

Benefits:

1. Improve the living environment of fish and simulate the natural environment;

2. Aquatic plants use photosynthesis to deliver oxygen to fish;

3. Absorb nutrients decomposed from fish manure and residual bait in water to maintain water quality;

4. Make the fish tank more beautiful.

Disadvantages:

1. If you don't turn on the light at night, you will compete with the fish for oxygen;

2. Increase the workload of daily management;

It is difficult to clean the fish tank because it needs bottom sand.