red spot on my live rock

[noob2saltH20]

I have a small red spot on one of my rocks. I've notice it getting bigger over the last week. Is this a mushroom? Or is it something diffrent? I've tried looking it up but can't seem to find anything on the matter

 

[DreD]

Posting a picture might help people out

 

[noob2saltH20]

Ok give me just a second

 

[noob2saltH20]

hope this helps somewhat

 

[Gti_Leo]

looks like CYANOBACTERIA