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How To Reduce NitrateKeep Live Plants. Keeping live plants is a very good long-term strategy for keeping nitrate levels balanced in your tank.Keep Your Tank Clean. Keeping the aquarium clean and well-maintained is the best way to control nitrate levels. …Use Nitrate-removing Filter Media. If your tank has a persistent nitrate problem,special nitrate-removing filter media can be an extremely useful tool.Carry Out Weekly Water Changes. You should carry out partial water changes each week to keep the nitrate levels in the tank under control.Use A Denitrator Filter. Special nitrogen-removing filters called denitrators can be used if you have a problem with high nitrate levels in your tank,but these can be very expensive,…
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How do I lower the nitrate in my tank?
Remove and replace about 25% of the water in the tank to lower the nitrate level. Removing too much water at once will shock your fish and this may make them sick, or even kill them. To avoid this, only take out about 25% of the water at a time and then replace it with fresh, low-nitrate water.
What should the nitrate level be in a fish tank?
That doesn reduce the nitrate in the tank water, allowing nitrates to gradually rise to problematic levels. In a freshwater aquarium, the level of nitrates in the water should be below 25 ppm, and certainly no higher than 50 ppm. If you檙e raising fry or attempting to control the growth of algae, the nitrate level should ideally be below 10 ppm.
How does nitrate affect aquarium fish?
Excessive levels of nitrate can have detrimental effects on life in your aquarium. In freshwater and marine tanks, your fish will begin to be adversely affected when nitrate levels reach 100 ppm, especially if you don take action to correct that.
What should I do if my nitrate level is too high?
Make sure that the water you use does not have a nitrate level above 40 ppm. Use the same test strips that you used to test your fish tank to test your tap water. If the nitrate level is above 40 ppm, you may need to purchase water for your fish tank from a pet store. Retest after a few days to check the new level.