Jul 6, 2014 #1 R racoloish Active Member View Badges Joined Jun 14, 2014 Messages 134 Reaction score 2 Rating - 0% 0 0 0 I was cleaning the glass and I notice some circular white spot, a lot of them. They don't go with the magnet. What are they, are they harmless?
I was cleaning the glass and I notice some circular white spot, a lot of them. They don't go with the magnet. What are they, are they harmless?
Jul 6, 2014 #2 Tahoe61 10K Club member View Badges Excellence Award Moderator Emeritus Joined Mar 2, 2012 Messages 13,239 Reaction score 15,708 Location AZ Rating - 0% 0 0 0 Spirorbid worms, harmless.
Jul 6, 2014 #3 Reefing Madness Carbon Doser View Badges Staff member Super Moderator Excellence Award Hospitality Award Joined Oct 27, 2012 Messages 19,879 Reaction score 7,115 Location Peoria, AZ. Rating - 0% 0 0 0 Pileolaria. Harmless Last edited: Jul 6, 2014
Jul 6, 2014 #4 OP OP R racoloish Active Member View Badges Joined Jun 14, 2014 Messages 134 Reaction score 2 Rating - 0% 0 0 0 What they do and where can I find info on them(scientific name)?
Jul 7, 2014 #5 Reefing Madness Carbon Doser View Badges Staff member Super Moderator Excellence Award Hospitality Award Joined Oct 27, 2012 Messages 19,879 Reaction score 7,115 Location Peoria, AZ. Rating - 0% 0 0 0 Bottom of the page, under Serpulidae Worm Hitch Hikers
