I would increase the water changes. I change my growout tanks at least 50% 3 times a week, of course it all depends on how heavy you feed. I think I am really slacking when I only make 2 changes a week. Matt ----- Original Message ----- From: "Alan Whitten" <caw18@bak.rr.com> To: <apisto@v2.listbox.com> Sent: Monday, November 24, 2003 12:56 PM Subject: Deformed Fry > My Rotpucts have been breeding like convicts as of late, and I am > starting to deal with a large number of fry for the first time. I have > notieced that I have quite a few deformed fry. They all have the > same deformation of: stunted growth, a bent spine, and a lack of > any kind of swim bladder control. The fry just scoot along the > bottom after food. The fry have never exibited normal swimming > behavior. > > Not all my fry have been effected by the deformation, but it seems > that entire spawnings are effected. My most recient spawn appears > to be swimming normally, where other spawns from the same fish have > produced deformed fry. > > The grow out tanks get a 50% water change at least once every two > weeks. > > I don't know if the breeding pair I have are related, but I suspect that > they are. The only think I have ever treated the tanks with is Macryel > for blue-green algae, but that was months ago. > > Would any of y'all venture a guess as to why I have had entire > batches of fry with the same deformation? > > Thanks, > C. Alan > > ------------------------------------------------------------------ ----- > -- 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. apisto-digest@listbox.com also available. > Web archives at http://lists.thekrib.com/apisto Trading at > http://blox.dropship.org/mailman/listinfo/apisto_trader > ----------------------------------------------------------------------- -- 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. apisto-digest@listbox.com also available. Web archives at http://lists.thekrib.com/apisto Trading at http://blox.dropship.org/mailman/listinfo/apisto_trader