Have a look at the following: http://www.thekrib.com/Diseases/nematodes.html The treatment is discussed at length. It definately sounds like a Camallanus sp nematode worms. Where are you in the world? If you are in Europe perhaps I could send you a small amount of Levamisole Hydrochloride which I have used in the past with success. That is as long as it is not illegal; please advise anyone who knows about these things. Ken. ------------------------------------------------------------------------- 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"!