Is this cyano?

[shoelaceike]

Is this cyano and if so what can I do about it...I also have some of these strings coming from so corals.

 

[hybridazn]

No, it appears to be diatoms. Keep up water changes and get some clean up crew to take care of it

 

[shoelaceike]

No, it appears to be diatoms. Keep up water changes and get some clean up crew to take care of it

I've had diatoms. This is different... Its strings andis attaching to corals as well.