- Location
- sarasota fl
wow cyno is tricky to get rid off till u know whats causing it..im asuming ur using ro water...how is ur circulation?I am asking all of this because I have a 11 gallon now and it is flodded with cyno and the sand is red also nothing can stay alive I was going to plum the tank I am running carbon that is all and a little fuge what do I do then