Aug 26, 2011 #1 Laird Active Member View Badges My Tank Thread Joined May 19, 2010 Messages 453 Reaction score 60 Location utah What state or country do you live in Utah Rating - 0% 0 0 0 What in the world is this stuff growing on my rocks? Its on a couple different rocks on the underside of them. Last edited: Aug 26, 2011
What in the world is this stuff growing on my rocks? Its on a couple different rocks on the underside of them.
Aug 26, 2011 #2 Maximus Valuable Member View Badges Joined Jan 21, 2010 Messages 1,682 Reaction score 648 Location CA Rating - 100% 1 0 0 Looks like some type of sponge. Totally harmless.
Aug 26, 2011 #3 OP OP Laird Active Member View Badges My Tank Thread Joined May 19, 2010 Messages 453 Reaction score 60 Location utah What state or country do you live in Utah Rating - 0% 0 0 0 thats what I figured just didn't know. It sprang up everywhere overnight.
