Thread: Thoughts on SPS polyp extension..
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Old 08-07-2011, 12:56 AM
Haloreef Haloreef is offline
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Location: Abbotsford British columbia Canada
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Default Polyp extention
I run three 400 watt halides over my 6' tank, believe me there is no light shortage. I think the polyps are extended during the daylight due to a lack of predators. Some seem to extend even more during lights out though!
Keith.
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