nikki_kaiser
Aquarium Advice FINatic
I have a 56 gallon tank and phosphate issues. I use RO/DI water and have cut back feeding my fish to once a day. I only have two fish in my tank and when I feed, I am feeding very sparingly. I'm changing my water once a week at 15-20% and still can't get my levels to 0. What am I doing wrong?