If you look in member tanks I have a video uploaded kinda recently ..you don't see the cyano in tank in the video but you can see I don't have any other algae at all...I know its not an algae its a bacteria so I used steps that have worked for others without using chemiclean or something similar . I run chemi pure elite in my sump I don't have a fuge..area .I increased my flow as much as I can