The tank has been running for over a year now without a skimmer, could this be why?
I have had skimmers on past tanks, but never did they make green skimmate, just brown.
What do you all think?
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Edited by FiRsT-aNd-LaSt, 15 August 2009 - 08:32 PM.
Canon T1i - 18-55mm & 55 - 250mm