Ms.Bubbles said:Well, ick needs a host to survive, and will die without one. So a few weeks in a fish-free quarantine tank would likely be enough to kill off the parasite, since it would have no source of food...
Realy then why do they say it is always present. Just to give you a good site on ick check this page out they seem to have a good knowledge about it.
http://badmanstropicalfish.com/meds/ick.html