K Kannin New member Apr 18, 2008 #2 Cyano bacteria. It feeds off of phosphates and light... usually in low flow areas. Put less nutrients in the tank (like the melt from frozen food) Add powerheads Shorten your photo period. Add a fluidized reactor with Rowaphos. It could take a few weeks or longer.
Cyano bacteria. It feeds off of phosphates and light... usually in low flow areas. Put less nutrients in the tank (like the melt from frozen food) Add powerheads Shorten your photo period. Add a fluidized reactor with Rowaphos. It could take a few weeks or longer.