White spots on Live Rock
Hello All,
I need aome serious help ): i have been running my salt water cycling since a month. Water parameters everything seems to be good. However, over a night when i woke up to see my tank i saw white fluffy spots and coral turning black. I have attached a image of it. I will will glad of someone could tell me what that is! I'm a beginner. Need help folks.
Thanks
Danish
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