How do I reduce a high ammonia and/or nitrite level?
A rapid reduction in ammonia and nitrite can be achieved as follows: • Perform a partial water change, using tap water conditioned with AquaSafe. Repeat as necessary. • Remove any excess debris from the gravel or base of the aquarium / pond. • Limit feeding to once every day or two until levels return to zero. • In an aquarium, add Tetra SafeStart to restore the filter bacteria and bring levels back down. To prevent high ammonia and nitrite in the future, do the following: • Keep the filter running all the time; never switch it off for more than a few minutes. • Never clean biological filter media (where the bacteria live) in tap water. Always use water from the pond or aquarium. • Don’t add fish too quickly, as the bacteria that remove ammonia and nitrite need time to multiply and remove the ammonia they produce. Alternatively, make sure you add Tetra SafeStart whenever adding fish to an aquarium. • Don’t replace the biological filter media all in one go, as this will remove all of th
