Algae identification

[BertuzziBreaksNecks]

The purple, cyno or coralline?

 

[Flreefer]

Because it looks fuzzy, I would say Cyano. It's really easy to tell the difference, Cyano will easily come off the rocks, whereas Coralline will not. Try sucking it up with a siphon on some airline tubing, if it comes off, it's Cyano.

 

[BertuzziBreaksNecks]

Thank you appreciate it