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Old 09/24/2017, 12:11 AM   #4428
RC Mod
Join Date: Mar 2002
Location: Mountain View, CA, USA
Posts: 87,341
That might work, although it would stress any corals with photosynthetic symbionts. I'm not sure that you could keep the tanks lights out long enough to make much of a difference, as compared to just shutting off the lights altogether, the way many people do.

Jonathan Bertoni
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