If your breathing in thick smog all the time then it s a certainty that you would get sick, maybe develop cancer, or even choke to death in an instant. So, in maintaining the water of your tank, you not only need to keep it clean, you also have to get the right pH levels and the proper temperature which will simulate the waters where the discus fish came from, which is the Amazon river. Discus Fish: How to Keep This Exotic Fish Alive Most people say that Discus Fish are one of the most difficult species of fish to keep. Although this is true for most people who have no experience in keeping this kind of fish, you will see that keeping this fish is rather easy if you get the basics right. You have to remember that Discus Fish are shoaling fish, which means that you have to put them in groups. This is a great way for you to keep your pet healthy and in good spirits. You will also want to keep other varieties of fish together with the Discus Fish in order to add variety to your aquarium and make it even look more attractive. The Basic Do s and Don ts in Discus Fish Breeding Having a fish tank at your home not only increases the aesthetics and the ambience of your home, it also provides you an avenue to relieve stress. Many homeowners which have aquariums in their houses swear to the fact that aquariums provides them with a sense of calmness, but of course, the fish inside the tank does a lot to make this happen. They also come from the cichid family of fish and they like deep water. For this reason alone, you may want to get the largest and deepest aquarium that your home and budget can allow. You also have to remember that discus fish are social creatures. They live and travel in groups of at least 6. So, make sure that you have at least 6 discus fish swimming around in your aquarium in order to keep them happy and prevent them from getting lonely. The longer the dealer quarantine is, the better it will be for you. Usually, the fish should be in quarantine for at least 2 weeks. This is to make sure that the fish is not spreading any diseases. Also, you need to make sure that the dealer tells you if the fish have been subjected to medicines or if they have been de-wormed.