| Parameter | 
        Shrimp cultivation    condition | 
		 
      
        |   | 
        Without Spirulina mat | 
        With Spirulina mat | 
       
      
        | Water    quality | 
          | 
          | 
       
      
        | -    TAN accumulation rate (mg-N L-1 day-1)  | 
        6.35 | 
        4.28 | 
       
      
        | -    Nitrate accumulation rate (mg-N L-1 day-1) | 
        17.07 | 
        25.20 | 
       
      
        | -    Exchanged water (L) | 
        75 | 
        45 | 
       
      
        | Shrimp    quality | 
          | 
          | 
       
      
        | -    PL length (mm) | 
        8.69±0.29a | 
        9.81±0.47b | 
       
      
        | -    Specific growth rate (mm day-1) | 
        0.44 | 
        0.55 | 
       
      
        | -    Survival rate (%) | 
        61.32    ± 4.38a | 
        72.32    ± 5.18b | 
       
     
      Means within each set with different superscripts are significantly different (P<0.05).
    The experiment was done in ten sets/replicates. The analysis of each set was in
    triplicates. The values shown are the means of ten replicates ± standard deviation. |