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Re: sheet algae (was: Snail tale apd v4 #828)



Rob,
   You wrote:
> I have a small amount of the type of algae that
> "peels" off in sheets. It mainly grows on leaves
> however at one end of the tank, it grows on the glass
> and "carpets" a section of gravel. It's primarily
> caused (in my tank) by sunlight from a nearby window
> (never happens in winter or during rainy weeks between
> water changes).

   The only "algae" I ever had with sheet-like growth
was cyanobacteria ("blue-green algae").  See for example:
http://www.thekrib.com/Plants/Algae/cyanobacteria.html
http://www.thekrib.com/Plants/Algae/    and
http://faq.thekrib.com/algae.html

Alex
Rockville, Md (USA)