Pseudotropheus sp. Red Top Ndumbi Fish Profile: Genus Pseudotropheus Species sp. Red Top Ndumbi Common name Red Top Malawi-Cichlid Origin Lake Malawi Tank Size min. 100 - 200 cm Temperature 22 - 28 °C pH Value 7.0 - 8.0 Fish Size 7-8 cm Food Omnivore Care Aggressive, Group, Diurnal