Don't have the bandwidth to fish through the digest for the article, but
someone posted Blue-Green algae is an indicator of low light.  As George 
noted, this is very untrue.  I mentioned in the last week that I am 
experiencing a small b/g outbreak, but only in two places: the area of 
the tank getting direct sun all day & not subject to the "Behle/Dennerle" 
tricky midday storm dark period, and in the inside of my overflow siphon 
which is right next to the light.

Now, one thing I have noticed is that blue-greens appear different under 
different light conditions.  In very low light, they take on a dark, very 
bluish hue, while in the high-light tank they have an almost kelly-green 

  - Erik

Erik D. Olson					olson at phys_washington.edu
Not at home, probably at work (Wo-hoo!)