i know plecos are shy by nature and for the most part aren't "agressive" eaters..but my newly acquried royal has eaten most of the "slime" from my airline cord, heater suction cups, & driftwood..but i havent seen him eat anything else..is this "slime" diet sufficent?? will he eat now that most of the slimes gone..i alage wafers, spirulina flakes and regular flakes..wadda ya think?? 8)