Good water circulation plays an important

Good water circulation plays an important role in the implementation of prawns enlargement . Preferably pond water must flow . For media pool maintenance with no flowing water quality tends to decrease after a one-month maintenance period . To overcome this can be done as much as 30-50 % replacement of water with new water .C , with a pH of 6.5 to 8.5 . Oxygen is necessary ° The optimum temperature is 28-30 minimum is 4 ppm dissolved , also required a minimum of 52 ppmAgen Bola Terpercaya Ca and salinity 0-5 ppt .4 . PEST AND DISEASE PREVENTION
The presence of pests and diseases is determined by visual examination conducted against pests of both predators and competitors .
Pests that often interfere with pond maintenance are wild fish that enter accidentally like catfish , catfish and others. To prevent the entry of pests that prey on the door needs to be made filter pool water inflows and outflows in the form of hapa made ​​of netting with a mesh size of 0.2 mm .
In the process of enlargement required medical examination conducted as follows :Udang Galah nature of Life : Nature of prawns important to be recognized is the ability to molting ( molting ) each experienced growth of the body , the shrimp should replace the new shell . The older the prawn shells changed less often , because the slower the development of the body .RATIONALE
  Aquaculture has the potential advantages and promising business opportunities , in addition to the financial impact on regional development is also quite large , among others :
1 .Economic growth in the production centers .
Pulau Tidung2 . Absorption of labor3 . Revenue Regions such as revenue and foreign exchange can be increased4 . Maximum utilization of land can5 . Encourage the development of other sectors such as the development of human settlements and Tourism