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RE: [APD] Spot Algae
> I'm starting to get a good amount of spot algae on my tank
> glass. It's tough, and doesn't wipe off easily - I'll need a
> credit card to get it off, maybe even a razor. Removal of it
> is one thing, but how do I prevent it from coming back? I am
> using EI dosing (KNO3,K2PO4, TMG) w/ CO2 diffused through an
> Hagen ladder at about 1 bubble/sec, 85wpg (T8/6) on a 35 gal
> (14hr/day), 50%+ WC/week.
> Am I missing something?
How much PO4 are you adding? Spot algae can usually be reduced by
upping the PO4.
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