Apr 15, 2011 #1 A Ambient Aquarium Advice Newbie Joined Apr 14, 2011 Messages 1 its been growing on my live rock that i got about a month ago, what is it?
Apr 15, 2011 #2 K Kurt_Nelson Aquarium Advice Addict Joined Aug 30, 2006 Messages 5,340 Location Seattle-ish, WA Tunicates.