Dec 10, 2019 #1 ironhulkthordad Aquarium Advice Apprentice Joined Jul 26, 2015 Messages 30 Got some dry rock anyone know what this is.
Dec 10, 2019 #2 Brookster123 Aquarium Advice Addict Joined Nov 26, 2013 Messages 19,821 Location Mass Dead something?
Dec 11, 2019 #3 melosu58 SW REEF 20+ YEARS Joined Oct 21, 2004 Messages 39,152 Location Virginia Looks like a dead red mushroom coral.