i think i have ick in my 90 g
although i see my sailfin with spots once in a while i think if your tank is healthy ur fish can fight it off ..
dont get me wrong but even if my fishes are healthy there is still ich in there its something i have to live with
i think im just waiting for the wrong moment ,,,,6 months into it and it hasnt killed any fishes i just think it also depends on how big of a tank we have just sharing some information on ich
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all u need to do is hyposalinity ur icked fish in a seperate tank lower the salt level within 48 hours or more to 1.009 i think it is ...