An experiment was conducted at Dumurpota of Satkhira district for six months to compare the production performance prawn (Macrobrachium rosenbergii) under all-male and mixed sex culture systems with carps (Labeo rohita Catla catla). A total experimental ghers were used two treatments in triplicates: (T1) (T2). In both treatments, prawns stocked a rate 10,000 PL/ha while C. catla L. each 650 fin...