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RE: Red/Orange Algae

> Date: Mon, 12 Feb 2001 20:57:14 -0500
> From: Dave Kotschi <dkotschi at mindspring_com>
> Subject: Red/Orange Algae
> >I've got something I haven't seen discussed here yet.  On 
> the back of my 
> >90 gallon tank I've got some algae growing that is a bright 
> >red/orange.  Best viewing is from the side at about a 45 
> angle.  I've 
> >seen this before.  If my memory serves me correctly, the 
> algae will be 
> >green again in a day or two.  I assure you the color is not 
> reflected from 
> >something else.  Anyone have any ideas?


I usually see this with an decent size excess of Nitrogen in the tank, or
sometimes with general nutrient imbalance (ie. breaking a tank in).  It
usually goes away within a week.

Mark P.