Recent content by Catfish22903

Do you have any live plants in the tank? They can help bring down your ammonia/nitrite. They won't do much for nitrate though. I also like to stick a cutting of Pothos (a common potted terrestrial plant) into my filters to remove nitrogenous compounds. Just stick it into a backpack filter or...

Generally, I find that more smaller water changes are less stressful on the fish than fewer, larger changes. It might be worthwhile to change 10% in the morning, and 10% in the evening for a few days. 50% is more than I would feel comfortable doing.