If this logic applied, a diet of chocolate and beer would be healthy.
....oy.........
^That's what I though, regarding BN diet - very long digestive tract, too much protein problematic.
http://planetcatfish.com/catelog/species.php?species_id=49
true, but it also says if they have enough roughage (i.e. drift/bog wood, veggie matter) that it will keep their stomachs in check. plus i wouldnt feed em 4 discs a day.....then it would be bad.