The nitrate cycle in marine aquariums is an important part of maintaining a healthy marine ecosystem. It helps to control the levels of nutrients in the water, limiting algal growth and helping fish and other sea creatures to thrive. Understanding the cycle and implementing it in your aquarium can help to keep your fish healthy and improve the water clarity. It is a complex process, but reading an article about the nitrate cycle can give you the information you need to create and maintain a healthy marine aquarium.