We have for sale Pair 3" Bristlenose Plecostomus Catfish. These are peaceful Plecostomus that do not grow very large (4-5" females, 4" males). PAIR (m,f) 3" ...
Plecostomus Catfish are also called Plecos and Algae Eaters
But they are not a replacement for regular aquarium maintenance
Plecos - Pet Zone Tropical Fish