Common Pleco

About the Common Pleco The common pleco (Hypostomus plecostomus) is a popular freshwater fish known for its armored body, sucker-like mouth, and algae-eating habits. These South Am erican native fish are popular in the aquarium hobby but can grow to be quite large (up to 24 inches) and require a large tank to thrive. Husbandry & Care Temperament: Peaceful Minimum Tank Size: 125 Gallons Water Temperature: 68-86 °F Water pH: 6.5-8.0 Social Group: Solitary unless you have a 200+ Gallon aquarium Diet: Omnivorous; Biofilm, blanched vegetables (zucchini, spinach), good quality commercial sinking pellets/wafers, algae Compatible with: Green Terror, Oscar, Colombian Tetra, Silver Dollars, Emperor Tetras, Severums. Show more