Little green round balls on live rock?

[Dewey]

HI again, Im starting to notice little green round balls growning in clusters on my live rock. What are these called???? Thanks

 

[xxmoorishmanxx]

chances are its bubble algea its a type of macro algea that can get out of control, if not kept in check, personally i think its neat, but if it gets out of hand i know emerald crabs eat it.

JC

 

[steve-s]

What are these called???? Thanks

Valonia

Cheers
Steve

 

[Reefaddict]

Make sure you dont "pop" the bubbles or you could be in for some troubel!!....Massive outbreak of Valonia!