Steve, The added benefit is that they won't have problems acclimating to "normal" water conditions when sold. Mike Wise Kim Rogers or Steve Hatfield wrote: > Hello allJust a thought: When raising fry away > from the parents or for that matter with the > parents, should I slowly harden the water to > promote growth? I have heard of discus breeders > doing this something about more minerals in the > water helping the fish grow faster. Im only > talking about going from 20ppm to 150ppm or so. > Has anyone tried this it? sure would save on > RO.Thanks Steve ------------------------------------------------------------------------- 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"!