> > Since you said all suggestions here goes. Having no direct experience with > them, it sounds like nematodes are a distinct possibility. If so, they are > apparently difficult to impossible to eradicate. You might want to try the > experts at rec.aquaria.freshwater.cichlids as I've seen the topic come up > there. There have been discussions on the list about treatment of nematodes, especially Cammallanus sp. Have a look in the archives or Erik's Krib web site. Ken.