Sep 20, 2007 #1 Z Zuppie2000 Aquarium Advice Apprentice Joined Mar 20, 2003 Messages 38 Location Redford MI USA Just got a new peace of LR thease things are all over it are that bad or good? Attachments what_am_i_205.jpg 8.1 KB · Views: 308
Sep 20, 2007 #2 Fluff Aquarium Advice Addict Joined Apr 30, 2004 Messages 11,423 Location West Virginia Foraminiferans, completely harmless.