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Old 01/19/2016, 11:39 AM   #2731
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Posts: 240
Originally Posted by Quiet_Ivy View Post
That's not a stupid question at all. You're seeing bubbles because your lights were on longer. Not to get into a big biochemistry discussion, but yes, too long a light period can harm photosynthetic organisms. Will it hurt dinos more than your SPS? I don't know and I *definitely* wouldn't risk pushing the photoperiod too much at once.

Personally I'd ditch the UV, it's indiscriminate and you want to increase the competing bacteria etc in the water column. The dinoflagellates would disperse into the water column with a blackout anyway, use the skimmer and siphon to remove them.

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