Can someone help ID this stuff growing on my live rock? Started cleaning up my DT (nitrates WAY too high). Got them down to reasonable levels and this started growing on my rocks. I also started dosing Vodka at that same time.
Thanks in advance for your help. It's about 1/8 to 1/4 inches tall.
Thanks in advance for your help. It's about 1/8 to 1/4 inches tall.