Oxygen generator caters air supply in tilapia farming Owing to its capability to cater the requisite amounts of oxygen gas and its economy, it is possible to control the oxygen manufacture and stream rate purity values. The oxygen gas produced is not wasted as in conventional sources and the loss of evaporation from the use of liquid oxygen is eliminated, thus extra savings are cater. Due to 7 days 24 hours continuous operation, the oxygen gas is not exhausted and there is no loss of manufacture. The system can be easily mounted to the compressor room or manufacture area via a standard pipe without the need for any special equipment.