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Old 03-29-2011, 03:17 PM
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DiverDude DiverDude is offline
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Default Purple Agae -What is it ?

So I seem to be having a bout of this deep purple algae on the glass of my tank (sides and back panes only). When I scrape it off, it comes off in sheets (and the sheets float around and stay intact).

My Alk and Mg are slightly off (3 meq/l and 1075) but other params are where they should be. BUlbs are coming up on a year next month so that could be part of it...
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29 Gal Bowfront w/24" LED Lights. DIY HOB Sump (5.4 Gal) MP40. Orange Spotted Watchman Goby, 2 Clownfish and a few hermits.
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