Thread: 1st cycle of algae?
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  #15  
Old 01/09/2008, 03:23 PM
dcombs44 dcombs44 is offline
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Join Date: Jan 2005
Location: Springfield, IL
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Looks like diatoms to me. Typically the end stage of the cycle or right after the end.

Aggresive lighting, overfeeding, silicates, and phosphates can all be causes of diatom blooms, but I'm guessing yours is just the end of the cycle.