Hello everyone im new to reefing and also new to this forum. I need some help identifying what ever this is growing in my tank. I have 120 gallon tank 60 lbs of live rock, and 120 lbs of live sand, running 2 36 inch current marine orbit led and a dual zoo med high output light with a 10k bulb and a ultra sun bulb .. using a coralife protein skimmer and learning something new every day and all advice is very much appreciated


