I have a 40 gallon aquarium.
Thanks to Petsmart, I put a fish with ich in my tank. I didn't notice until he was in. I treated immediately.
Here's the problem.
I had 6 Dalmatian mollies, 4 creamcicle mollies, 3 red wag platies, 3 giant danios and a hi fin spotted Pleco...
Nitrates were a little...