When kept in floating cages in rivers, the fish grow fast and gain 7 kg to 9  kg per year. In ponds where the main diet is natural algae, the fish gain 2 to 5  kg per year.
When confined in floating cages within rivers, fish grow rapidly and gain 7 kg to 9 kg per year. In ponds where their primary food source is natural algae, they gain 2 to 5 kg per year.