Mar 24, 2013 #1 N ngit Aquarium Advice Apprentice Joined Mar 23, 2013 Messages 26 I got some cured live rock and these things started growing out of it and I'm not sure if there harmful or not, any input would be great
I got some cured live rock and these things started growing out of it and I'm not sure if there harmful or not, any input would be great