tarpon
Aquarium Advice Addict
I have been at a fish-in cycle for a week now. Nothing has changed. My ammonia has stayes at .25-.50ppm my nitrite-0 and nitrate-5-10 all week. 100% of the gravel in my tank was already cycled gravel from another tank. Could I have insta-cycled it? Or does it take this long to show a change?