Bob, In Andrews, et. al. The Manual of Fish Health it says, "Although Camallanus nematodes usually require a copepod ('water flea') intermediate host to convey the juvenile worm from fish to fish, this parasite also appears to be able to pass from fish to fish directly - at least for several generations. Mike Wise IDMiamiBob@aol.com wrote: > G Kadar writes: > > > When I had "the problem" with the worms, I did some research and it seems > > they need another host(s). > <<snip> > > What type of other host does it need? If it is a snail, then that may be > small comfort for many of us, especially those who swap plants and get snails > in the process. Last week I found a dragonfly nymph in my grow-out tank that > could only have gotten there from a plant-swap with someone from the Aquatic > Plants Digest. > > Bob Dixon > > ------------------------------------------------------------------------- > This is the apistogramma mailing list, apisto@majordomo.pobox.com. > For instructions on how to subscribe or unsubscribe or get help, > email apisto-request@majordomo.pobox.com. > Search http://altavista.digital.com for "Apistogramma Mailing List Archives"! ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@majordomo.pobox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@majordomo.pobox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!