is your nitrate really 0? it shouldn't be. you might want to up your water change %'s (say to 50% and 90%) until the fish goes back to normal. if the fish has been stressed for that long it is susceptable to disease and parasites.
is your nitrate really 0? it shouldn't be. you might want to up your water change %'s (say to 50% and 90%) until the fish goes back to normal. if the fish has been stressed for that long it is susceptable to disease and parasites.