i added coppersafe to my 60 gallon tank to treat my coral beauty.the tank contains afew snails,5 h crabs,2 chromis,some polyps,zoas, ricordiasxenia and some kenya tree.the trees look good.the zoas are closed all the way some h crab are dead and i think the brittle stars are dead(there arms are down).has anyone used this and what was the outcome.oh and by the way the beauty has not one spot of ick on him.