Gift tilapia (oreochromis niloticus) pangasius (pangasiandon hypophthalmus) c. model unit: particulars of the ‘small-scale aquaponics unit’ designed by m/s spacos innovations, chitradurga, karnataka are given here as an example: (i) fish pond/tank: area required for construction of the fish pond/tank is 80 m2; diameter of the circular tank is 7.2 m, having a volume of 60 m3 (60,000 litre. 200 gallon black fda approved food grade fish tank 36” diameter x 48” tall. thick walled and rugged single piece construction, no seams; opaque and blocks light through tank wall limiting growth of algae.
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