Dec 29, 2013 #1 L libimagana Aquarium Advice Regular Joined Dec 28, 2013 Messages 68 Any one knows what this is? Is on some rocks I just have no idea!
Dec 29, 2013 #2 OP OP L libimagana Aquarium Advice Regular Joined Dec 28, 2013 Messages 68 [attach]214242._xfImport[/attach]
Dec 29, 2013 #3 bribo12 Aquarium Advice Addict Joined Sep 19, 2013 Messages 9,729 Location Maryland Pineapple sponges, harmless
Dec 29, 2013 #4 melosu58 SW REEF 20+ YEARS Joined Oct 21, 2004 Messages 39,152 Location Virginia I agree. Harmless filter feeder.
Dec 29, 2013 #5 OP OP L libimagana Aquarium Advice Regular Joined Dec 28, 2013 Messages 68 Thank you! Now I'm in peace!
Dec 29, 2013 #6 Lshann14 Aquarium Advice Freak Joined Feb 5, 2013 Messages 347 Location 'Merica ^^ agreed with above