Mar 21, 2012 #1 Adam1103 Aquarium Advice Apprentice Joined Oct 30, 2011 Messages 34 Location Louisville KY It's small and tubular. Kinda weird because it's only growing where my brain coral is. Attachments image-3922561571.jpg 229 KB · Views: 60
Mar 21, 2012 #2 redsea Aquarium Advice Addict Joined Jul 25, 2011 Messages 8,066 Location United States Maybe it is a small Feather Duster......
Mar 21, 2012 #3 ccCapt SW 20 & Over Club Joined Mar 15, 2004 Messages 5,365 Location Northeast PA Serpulid worms. They are harmless.
Mar 21, 2012 #4 Ziggy953 Aquarium Advice Addict Joined Feb 8, 2006 Messages 9,149 Location Mount Laurel, NJ Yup...ccCapt is spot on. nothing to worry about
Mar 21, 2012 #5 OP OP Adam1103 Aquarium Advice Apprentice Joined Oct 30, 2011 Messages 34 Location Louisville KY Thanks all!