How to Lower Nitrates in Reef Tank

lower nitrates in reef tank. Using Zeobak and a bio pellet reactor with a protein skimmer can lower nitrates in your reef tank. water changes will also lower nitrates in your aquarium but require a lot of water volume, of 30-50%. those with smaller reef tanks will have a much easier time doing larger water changes than those with larger aquariums obviously. for best results it is recommended to do a 50% water change. this will really lower your nitrates. For those of us with large tanks, this won't happen. when i had a 28 gallon aquarium, it was very easy to control nitrates, since a 10-gallon water change was close to 50% new water. rotter tube reef saltwater aquarium care that's fun and honest.