For my own selfish reasons, is there any harm in leaving the coraline on. I ask becuase I have a tank (that I really need to get off my behind and get running) and it is covered in coraline but I am kinda lazy and don't feel like scraping it.
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- Greg
90G : Light - Tek 6xT5 | Skim - EuroReef RS135 | Flow - 2xVortech MP40W | Control - Reef Keeper 2
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