Mar 18, 2022 · Mozambique Tilapia. Growth Rate: 2-4 pounds in 1 year Feeding: 3 times a day Diet: feeds primarily on phytoplankton; adults are herbivores Waste Produced: heavy waste producer pH Requirement: between 5-9 Temperature Requirement: between 82° to 86°F The olive-gray tone and yellow belly Mozambique Tilapia (Oreochromis mossambicus) is a fish