Species Profile
Oscar
Astronotus ocellatus
Cichlidsaggressive
Adult size
13″
Minimum tank
75 gal
Temperature
74–81°F
pH
6–7.5
Schooling
Solitary OK
Water level
mid
Diet
Pellets, frozen, live (small fish/insects)
Notes
Personality-rich 'wet dog' cichlid. Will eat anything it can swallow. Powerful waste producer — needs serious filtration.
Photo: Jón Helgi Jónsson (Amything) / Wikimedia Commons · Source · CC-BY-SA-3.0