I was wondering if one could use peat moss instead of gravel as a bottom cover in Apisto tanks. I suppose it would capture some of the impurities in the water plus make it more acid. Jerry F. Kasey kaseyjms@worldnet.att.net ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!