The acidity and hardness of the water should also be kept at an optimum level. For discus fish, the optimum water acidity would be a pH level of 6. Remember these tips and you can be sure that you will be able to take good care of your discus fish. These tips will serve as your guide in owning or keeping discus fish in your aquarium. First off, you have to realize that the discus fish is not just like your ordinary goldfish, they can be quite costly and selling their fry has the possibility of making them money. You too can be able to venture in this, providing you know what you are doing. Some would say that breeding discus fish can be very difficult, well, if you make the most common, and sometimes most obvious mistakes, then you may just end up spending more and just plainly waste your time. If these are not available, you can buy some potted plants. These are also good places where the fish can spawn. You should also keep your tank in a quiet area in your home away from noise so as not to startle the fish. Failure to do so will stress out the fish and can cause anxiety which can lead to their early demise. So, you will want to get a fish tank that is taller than longer. For example, you may want to get a tank that is 3 feet tall and 4 feet wide. A 35 gallon tank is a good size for Discus Fish. But, you should try getting a larger fish tank. Also, with larger tanks, maintaining water quality is a lot easier than smaller tanks. For younger discus fish, you should feed them about four times daily, older fish only needs to be fed twice a day. Growing fishes need the food more. Discus fish should also be fed live or frozen food from time to time. As they re carnivorous, this will add protein to their diet, protein they need to stay healthy. And, the best thing about these fish species is that they go along with discus fish and can really enhance the look of your discus fish aquarium. You have to remember that discus fish are schooling fish that likes to be kept in small groups of five to eight. They need security of a school around them and getting them in groups will help in reducing their stress levels and also help in keeping them happy.