In the process of cage culture of fish, Xiao Bian in this there are some management experience, the following brief on its cleaning method a few, hoping to help more friends solve the cleaning problem fishermen Oh ~

 

      First, manual cleaning

 

      This is mainly for sporadic distribution of the cage, commonly used in manual cleaning, about every five days to bring clothing, with broom, branches, brushes and other scrubbing and tapping can be.

 

      Second, biological removal

 

      The box can be polyculture to eat attached to the algae of fish, such as bream, tilapia, Xenocypris class. This method not only saves labor, money, but also can increase the unit area of fish production. In this case,

 

      Third, mechanical cleaning

 

      This is mainly for large-scale operations, the need to lift the side of the cage, with high-pressure water rinse, it will wash out the debris.

 

      Fourth, the sun exposure

 

      When the temperature at 30-31 ℃, the exposure of 85 minutes to the box attached to the filamentous shape of the box attached to the surface of the net, Algae and other organisms dead.

 

      5, drug removal method

 

      The cage parts of the mesh turns out of the water, sprinkled with lime water or plant ash, attached to the biological life will not get the sun and death. With 0.7-1.0ppm concentration of copper sulfate solution sprinkled on the mesh, can kill filamentous algae.

 

      6, caisson method

 

      Will be enclosed in the cages underwater 3-5 meters deep, algae in low light environment, due to lack of photosynthesis and death off.