[APD] Re: surface Scum

[Thomas Barr <tcbiii at earthlink_net>]

> I have a 46G that has been having surface scum issues that just
> wouldn't go away. So, after reading Tom's post on surface scum & CO2,
> I went and checked CO2 levels in the tank. 17ppm. Reason for low
> CO2 - that's another story but after fixing the problem, and
> getting my CO2 levels back up, I'm happy to report that the
> chronic surface scum problem is GONE! No other changes were
> made. I should test it again by lowering the CO2 to see if the
> scum returns. Will post on here at a later date...
> 
> 
> -
> Ghazanfar Khan Ghori
> www.aquaticscape.com
> www.desicookbook.com

Well, it's good that it worked for you.
Even the best folks from Amano on down get boondoggled by low CO2 when we
assume it to be higher than it is very often.

I'd be interested to see if it returns, my bet, it will.

It should only take a day or two at most to see.

Regards, 
Tom Barr

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