We've always been able to get it to go away by increasing aeration (or just using an airstone to begin with). -- Erik Olson Just popping in erik at thekrib dot com On Fri, 16 Oct 1998 Mayalauren@aol.com wrote: > Has anyone ever ever got an oily film on the surface of their tanks. All of > mine seem to have it, I've tried removing it with kitchen towels to no avail. > The fish don't seem to suffer, I just can't figure out where it came from... > Jason ------------------------------------------------------------------------- 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"!