The present study was carried out to compare the production performance of white fish from traditional and modified traditional culture system in Patuakhali with the following objectives: 1) To know the production performance in traditional and modified traditional culture systems. 2) To observe the economic feasibility of two culture methods 3) To find out the effect of stocking density on survival and production in different culture system. 4) To know the socio-economic status of the fish farmers involved in both culture system.