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  1. New to Discus, PLEASE HELP!!!

    Hey, So i've been wanting to move onto discus keeping for a while now, and out of the blue someone messaged me about a swap from my tropical fish (oscars, parrots, angels etc.) and i jumped at the chance, i now have 9 discus in my 350l tank, with a few plecs and gourami's. I've made sure the...