Should I just pray they are hardy enough stock to cope?
< You have bigger problems to worry about then pH right now.> Knives are more acidic loving and prefer 6.2 to 7 pH you say.’ < If you decide to keep these knife fish for the long term then lowing the pH would be beneficial.> 10. My apple mystery snails seem to have cracked, lighter colored shells. I have read I need to keep the water level down a couple inches from the top so they won’t stress out from having no space to lay egg sacs. This I have done as well. At this moment my tank isn’t cloudy, no one seems ill yet except for the one Bala in the treatment bucket. My pH is still around 8.2. Please help, I feel like a terrible idiot for trusting these well-meaning, dangerous breed who are selling these poor helpless creatures.