Take out rocks and scrub them with peroxide.... That seems to kill stuff but I guess you need to do that in a seperate tank or frag what Zoas you can and start with new rock, I always grew them on a seperate rock on its own. GL bro!
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Always looking for the next best coral...
90g starphire cube/400mhRadium20k/2 XHO/2x27w UV/2x39w T5/ 3 Trulumen led strips
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