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#6
05-21-2011, 02:40 AM
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I always thought porous rock was beneficial. That little critter doesn't look like he'd do that much damage. No experience with these guys, I did have a couple of pencil urchins, but they expired some time ago. Wouldn't mind a blue tuxedo urchin in the future.
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Mike 77g sumpless SW DIY 10 watt multi-chip LED build  http://www.canreef.com/vbulletin/showthread.php?t=82206
Last edited by mike31154; 05-21-2011 at 05:10 AM. Reason: spelling/grammar 
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