Oct 5, 2016 #1 F feelinfrgy26 New Member View Badges Joined Oct 5, 2016 Messages 12 Reaction score 8 Rating - 0% 0 0 0 What is this white thing attached to my live rock. There are several in my well established 20gal long... this one is the largest. Is it safe for my tank, or something I should get out?
What is this white thing attached to my live rock. There are several in my well established 20gal long... this one is the largest. Is it safe for my tank, or something I should get out?
Oct 5, 2016 #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 Looks like sponge which is harmless.