Thanks for your reply, the ammonia was clear no problem there and the PH was 7.0. As of this morning after the distilled water change the 4th fish that was sick is hanging on and really trying to survive. I do not have any medicine in the tank for him, I am just hoping it was the high PH. The...
10 gallon tank with New fish 6 nickel size angels and one cory cat, set up for about 4 years. The fish that were in there are now in my 55 gallon tank so this 10 gallon did not have fish for about 2 weeks but I left everything running even the heater. About 2 weeks ago I added the fish above...