Check your nutrient levels, your skimmer/filtration & your bulbs. Nuisance algae can usually be traced to high nutrient levels (especially nitrates & phosphates), inadequate skimming/filtration &/or old bulbs that give off the wrong wave length.
HTH,
Anthony
PS. Wrong forum.
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If you see it, can take care of it, better get it or put it on hold. Otherwise, it'll be gone & you'll regret it!
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