Originally Posted by mudplayerx
It looks like caulerpa racemosa to me. Why can't you just pull it all off? It doesn't take much effort. I removed about 16-20 pounds of the stuff from my tank in less than 10 minutes. Just pull it off the rock with your bare hands. If you use a slow and steady process, its not difficult at all to remove intact plants, roots and all. As was said, take to the local fish store for credit.
I have the grape type , my yellow tang ate it all before it could grow and i bought a bunch of it for 3 bucks