Cage into the water after a period of time due to biological epiphytic, organic matter caused by the mesh plug, affecting the water exchange is not conducive to the box feces, bait removal and natural food, dissolved oxygen supply. Removal of dirt using the methods are:

 

       First, the manual cleaning, the netease lift, shake the net clothes shake off dirt, or with bamboo, twigs and other slap net clothes. Blocked serious cages, conditional can be replaced, dry the dirt will be removed before use.

 

       Second, the mechanical cleaning With high-pressure water gun or submersible pumps and other washing, can improve ergonomics, reduce labor intensity.

 

       Third, the biological clean-up method The use of certain fish scavenging epiphytic algae and attached to the habit of organic matter, in the appropriate cage polyculture some omnivorous fish, such as carp, carp, mud carp, Play a role in cleaning up.