Originally Posted by Coral Keeper
So this is how it gos, (tell me if im rong) you get the fish and put it in a diff tank and get the salt lvl down to 1.009, and in the main tank there is no fish so the ich dies because there is no fish in the main tank right?
You lower salinity in seperate tank over the course of a couple of days. If this tank is not currently set up and cycled then that will need to be addressed.
Then, yes, if your display tank is "fallow" (no fish of any kind) for 4 weeks or so the ich's life cycle is destroyed.