Beginner Freshwater Aquarium
I'm doing daily water changes in an attempt to reduce NitrIte in my new 20-gal freshwater tank. The tank has been running for a total of fourteen days, and fish have been in it for ten. Ammonia is under 0.25ppm, but NitrIte has been 5ppm or higher for a week. Today, I did a 40% water change...