Ideal Nitrate Levels for Freshwater Fish: What PPM Do You Want for Optimal Water Quality?
In freshwater aquariums, maintain nitrate levels below 25 ppm for most fish and below 10 ppm for breeding fish. Levels above 50 ppm can cause stress and promote algae growth. Ideally, keep levels at 5-10 ppm for sensitive species. Regular water changes support tank maintenance and help achieve these ideal nitrate levels. When nitrate levels … Read more