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					Originally Posted by chin_lee
					
				 Can anybody id this algae? 
 Scott
 how tough are the bubbles? Are they rubbery or delicate?
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 I would say they are somewhat delicate.  They have a rubbery texture but are quite easy to break or pull off the rock.  They will usually break when I try to pull them off.  You have to scrub to get their anchor/roots out.  If they break loose they float around in the current but eventually sink.