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All the parameters are good, the only problem is a green hair algae outbreak. I have been peeling and scrubbing any algae I find on the coral, so I...
Hi, I have a problem. I have a 125 reef tank with a huge green star polyp colony on the top center of it. It has been gray instead of purple, and...
Try to lower your nitrates to 0. Nudibranches (a kind of sea slug) will eat the algae very well, especially lettuce nudibranches.
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