whats growing in my tank

[valerie]

i just started a new little 5 gallon tank about a month ago, and on some of my live rock these tiny dark purple/ reddish maroon bubbles have started growing. anyone know what they are?

 

[snipe]

I dont know for sure can we have a pic?

 

[adrock16]

It sounds kind of like coraline algae. A pic would really help

 

[rayray2857]

Your description sounds like bubble algae.

 

[bigarn]

Sounds like bubble algae.
Agreed :yes: