are clown plecos good algae eaters?
However, if you want an algae-eater to keep with large fish, the common pleco is a good, hardy choice. For typical community aquariums, the various species of bushynose pleco (Ancistrus spp.) and clown pleco (Peckoltia spp.) ... All of these species stay small (4 to 6 inches) and eat algae well.