Nov 4, 2020 #1 USMA36 Valuable Member View Badges Water Gap Reef Club Joined Feb 5, 2017 Messages 1,172 Reaction score 476 Location Northeast PA Rating - 0% 0 0 0 Is this a sponge? It's fairly large. About 6 inches across by 4 inches wide. It lives on the underside of one of my live rocks. I've had it for 2 years or more. It's definitely growing. Anyone have a name for whatever it is?
Is this a sponge? It's fairly large. About 6 inches across by 4 inches wide. It lives on the underside of one of my live rocks. I've had it for 2 years or more. It's definitely growing. Anyone have a name for whatever it is?
Nov 5, 2020 #2 TriggerFinger 2500 Club Member View Badges Excellence Award Photo of the Month Hospitality Award Midwest Reefer My Tank Thread Joined Nov 12, 2018 Messages 4,509 Reaction score 16,110 Location St. Louis Rating - 0% 0 0 0 I think they’re called chicken liver sponges. I have some too, they don’t bother anything.