1. Lay an elastic nylon mesh board at the bottom of the tank, put a few bunches of golden grass in the four corners, and then spread a few pebbles at the bottom of the tank. Add breeding water to the breeding tank, adjust the water temperature, and put a small Air stone oxygenation. In this way, the Madagascar rainbow fertilized eggs will adhere to the aquatic plants, or be scattered among the pebbles, or fall under the net plate.

2. Catch the Madagascar rainbow back to the original tank after spawning , can also be kept in a tank alone to avoid the Madagascar rainbow swallowing fish eggs.