Jun 29, 2016 #1 MsAmethyst New Member View Badges Joined Jun 28, 2016 Messages 23 Reaction score 24 Location Jacksonville, Fl Rating - 0% 0 0 0 New to SW. Cycling a Biocube29 with live rock and live sand. This was callapsed and a fraction of the size when I set it up. It has grown. What is it and is it harmful?
New to SW. Cycling a Biocube29 with live rock and live sand. This was callapsed and a fraction of the size when I set it up. It has grown. What is it and is it harmful?
Jun 29, 2016 #2 Lionfish Lair Renee View Badges Excellence Award Photo of the Month Showcase Editor Article Contributor Reef Squad Emeritus My Aquarium Showcase Joined Jan 29, 2012 Messages 8,812 Reaction score 9,042 Location California Rating - 0% 0 0 0 Could be a sponge or a tunicate.