Oligancistrus sp. L 020 Fish Profile: Genus Oligancistrus Species sp. L 020 Common name Xingu-Oligancistrus L020 Origin South/Middle America Tank Size min. 200 - 400 cm Temperature 24 - 29 °C pH Value 6.0 - 7.0 Fish Size 30 cm Food Omnivore, Plant food Care Sociable, Group