Jan 6, 2012 #1 Dazza73 Aquarium Advice Newbie Joined Dec 6, 2011 Messages 3 Location Uk Hello everyone. Got some yellow stuff growing on my rock. Is it a good or bad thing. Thx in advance Attachments image-2324384133.jpg 64.1 KB · Views: 83
Jan 6, 2012 #2 J joy13 Aquarium Advice Addict Joined Aug 2, 2008 Messages 3,287 Location NC Maybe a sponge Sponge Hitch Hikers
Jan 6, 2012 #3 OP OP Dazza73 Aquarium Advice Newbie Joined Dec 6, 2011 Messages 3 Location Uk Hey thx. Hope so