May 21, 2013 #1 Leeb343 Aquarium Advice Regular Joined Sep 13, 2012 Messages 70 Location Manchester U.K. Can someone please tell me what this is, it looks like a slug
May 21, 2013 #2 M MINItron Aquarium Advice Freak Joined Mar 1, 2013 Messages 259 The infamous noseeum.