Apr 23, 2013 #1 C Codyphoto Aquarium Advice Regular Joined Oct 21, 2012 Messages 51 The round thing. Any ideas?
Apr 23, 2013 #2 A Alexrd09 Aquarium Advice Activist Joined Oct 17, 2008 Messages 190 Location Miami, FL Looks like a limpet to me
Apr 23, 2013 #3 OP OP C Codyphoto Aquarium Advice Regular Joined Oct 21, 2012 Messages 51 Yep. Thanks!