A combination of two technologies, partial harvesting and biofloc, has been studied by the author in northern Sumatra,
Indonesia. Production performance in the combination system was higher than expected. One 2,500-m2 pond produced
12.37 mt (49.48 mt/ha) through six partial harvests with a feed-conversion ratio of 1.11. The technology was successfully
commercialized in Malaysia using a semi-biofloc system with average production of 15.00 mt/ha. One advantage in marketing the shrimp cultured in biofloc systems is their dark color at harvest, which turns red when the shrimp are cooked.