ID please

[dnh]

Any idea what these are? They have grown significantly in number of the last few months.
http://www.wideopenwest.com/~dh972/unknown.jpg

 

[bang guy]

Clavularia sp.

 

[rangermonroe]

I would call it "rock with orange star polyps" but bang has a waaaay more scientific way of saying that.
The question is " DO you like them?"
They look quite pretty.

 

[rangermonroe]

I just looked at the photo again...8 arms, and there is no mat or "encrustation".
Bang may just be right ...this time

 

[bang guy]

Even a blind Pig gets an acorn from time to time.

 

[dnh]

Thanks Guys! I just wanted to make sure it wasn't something like aiptasia that I didn't want spreading in the tank. I lilke it, and I hope it covers the entire rock.