PisciDex Species Profile
Congo Tetra
Larger African schooling tetra with iridescent color and flowing fins, needing open swimming room and peaceful companions.
Phenacogrammus interruptus
Alestidae | Africa | Central Congo River basin
Core Requirements
Tank Size
40 gallons minimum
Adult Size
3.5 inches
Group Size
Group 6+
Bioload
2/10
Water Parameters
Temperature
75-82 F
pH
6-7.5
Plant Safe
Yes
Invert Safe
Yes
Data Confidence
medium
Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.
Behavior & Husbandry
Temperament
Peaceful
Aggression
1/10
Diet
Omnivore
Difficulty
Intermediate
Lifespan
5 years
Breeding
Intermediate
Schooling
Yes
Compatibility Tags
CommunityLarge TankPeacefulSchoolingMid WaterPlant SafeInvert SafeSoftwater
Similar Species
Species Compatibility
Database-driven compatibility notes for planning community aquariums.