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Unread 04/19/2016, 08:54 AM   #5717
dkeller_nc
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Join Date: Mar 2013
Location: Central NC
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Quote:
Originally Posted by Wazzel View Post
It could be an acclimation issues. I only buy captive propagated frags and have had no issues growing anything. Definitely one of those things that make you scratch your head.
Quite possibly. Though in general any of these colonies will hang out for 4-6 weeks in apparent perfect health, and then RTN in a couple of days, or STN over a period of a couple of weeks. However, frags of these same colonies seem to do quite well in a tank that I have that's run with T5HO. Moreover, many of these colonies are "second generation" propagated from the initial maricultured ones from Indonesia under MH.

Nevertheless, it could still be a light acclimation issue. It's unlikely to be intensity, since the PAR measurements come out quite closely. But it's certainly not impossible for it to be a spectral issue. Quite a number of these colonies color-shift under the Radions.


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