Nannostomus digrammus Fish Profile: Genus Nannostomus Species digrammus Common name Ziersalmler Origin Brasilien und Guyana Tank Size min. 30 - 40 cm Temperature 22 - 25 °C pH Value 5.0 - 6.0 Fish Size 3,5-4 cm Food Omnivore Care Sociable, Schooling fish, Diurnal