hi all I am a noop here but have ran salt b4 Just started a 40b and is 3 weeks into it I have been doing alot of reading and learning from you all and always will be open for any and all help. Right now I have 4 damsels and lr to start things up. I am running a sump and a canster. Already thinking of makeing my 55 fresh into salt again and will most likely do it once i get the 40 going. I hope to one day get to atl and see your tanks and meet you all. now the first thing i must ask is that i have a 2 strip damsal that seems to have some fin root on its tell with a ply frig in the tank and lr what would you us to treat it ty in advince