why no pleco's w rays?

[Nic]

are pleco's that dirty?

i took him out for 1 day and all in a sudden my tank is crystal clear

plecos seem to put out more than they take in

 

[chesterfieldzoo]

Hmmm, I never noticed mine making things dirty.

 

[vamptrev]

Hmmm, I never noticed mine making things dirty.

ive always noticed his string-like droppings all over the place. i think he was eating a ton of algae off my driftwood.