Net box area of 20 square meters or so is preferred, the net length of 5m, width of 4m, height of 1m, the water part of the 40cm, the underwater part of the 60cm. the net quality should be good, the net mesh should be close to the mesh to tighten the net strips in case of the water rats bite through the eels to escape. The net box set in the water depth of 0.8m above the pond, the new net box into the water should be done after 35 days to be emitted after the disappearance of harmful substances can be stocked with eel species.
The eel species should be stocked a few days before the proper cultivation of water quality, so that the water color is thick, the transparency of about 15cm, which can control or reduce the pond ant mites on the eels.
The nets can be set up side by side in the pond, with bamboo frames in the middle of the two rows of nets for people to walk and feed management. The area of the net box should not exceed 50% of the total area of the pond, otherwise it is easy to cause water quality deterioration. The net box placed in the water plants, preferably water peanuts, the coverage area should account for 90-95% of the net box area, for the growth of eel habitat to provide a good environment. The eels have the habit of eating each other, so the stocking is basically the same specification is appropriate.