can anybody tell me what this is???
i have started a new tank and bought matured live rock and matured water, but since yesterday huge balls of white mold looking stuff are growing on the rock, one or two have popped and it loos like black mold, but one of them that was toaken out the tank that popped had a black liquid inside. all of the rock that we took out of the take that had this on stunk
can anyone tell me what it is???