Sep 19, 2011 #1 L lrdowdy Reefing newb This white stuff appeared in my tank. The best way I can describe it is that it looks like a cobweb or a spider's egg sack. Can anyone please tell me what it is and if it is harmful to my tank? Attachments 2011-09-19_19-08-29_902.jpg 45.3 KB · Views: 363
This white stuff appeared in my tank. The best way I can describe it is that it looks like a cobweb or a spider's egg sack. Can anyone please tell me what it is and if it is harmful to my tank?
Sep 19, 2011 #3 little_fish Moderator Hello and welcome! looks like a sponge to me as well, and its not anything to worry about
Sep 19, 2011 #4 Smitty Reef pro Hello and welcome to the site...glad to have you aboard. They have you covered.