Stuart Halliday wrote: > 75% water change? You heard of Osmotic pressure and the damage it does? I use to drain the 75G down to where the fishes' dorsal fins stuck out of the water every week. They didn't seem to mind. -- Jerry Baker _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo/aquatic-plants