Wed, 05/25/2005 - 17:17
Phosphate.
My PO4 levels have been elevating for a couple of months. If you refer to this page, you'll see they were going down, but rose up again for a few simple reasons. http://www.melevsreef.com/parms.html
Oceanic salt issues, lack of water changes, running out of PO4 media remover, skimmer not built for the system's bioload....