ID Please

[nojinnyc]

New to the hobby with my first 20 gal reef tank, about 3 months old.  Everything going well so far, a few fish, coral and inverts. Just found this on my live rock.  Any idea what it is?  I do have a bristle worm in the tank and I'm hoping this not some sort of egg sack. Thanks

 

[thegrilledcheesus]

Looks like barnacles, I could be wrong

 

[spspirate]

maybe tunicates? Eggs from something? hmmmm....

 

[m'akoyPINOY]

+1 on tunicates.

 

[Tahoe61]

And Tunicates makes 3.

 

[JMMJ13902]

+4........

 

[Rob&Gab]

++++++++++5

 

[nojinnyc]

Sounds like we have a winner, thank you!