Helen, Freezing them is a safe and easy way to "euthanize" the worms. For small fish, shaving thin pieces off the frozen bolck results in appropriately small pieces > > George Davis > > Wilmington, Delaware ------------------------------------------------------------------------- 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"!