I have had a reef tank for 1 1/2 years. And never had my nitrates stay around zero. I have always had to do a 5 gal water change a week or so. Or when it gets to 12 Any suggestions.
1 Naso tang, 2 green chromis, 2 y. tailed damsels, tomato clown, turbo snails a bunch of blue legged hermits, pom...