Fish Species
Altum Angelfish
Pterophyllum altum
About
The largest and most demanding angelfish species, requiring tall aquariums and very soft acidic water.
Gallery
Classification
Scientific Name
Pterophyllum altum
Origin Region
Upper Rio Negro and upper Orinoco basins, South America
Water Type
freshwater
Diet
Carnivore
Care Difficulty
Expert
Max Size
18 cm | 7.1 in
Water Requirements
Amazon BasinTemperature
24–29°C
pH
5.5–7
GH Hardness
1–8dGH
KH Alkalinity
1–4dKH
Min Tank Size
250L