PisciDex Species Profile
Paradise Fish
Hardy cool-tolerant labyrinth fish with strong territorial behavior, best planned around as the dominant focal species.
Macropodus opercularis
Osphronemidae | East Asia | China to northern Vietnam
Core Requirements
Tank Size
20 gallons minimum
Adult Size
4 inches
Group Size
Solo
Bioload
4/10
Water Parameters
Temperature
64-78 F
pH
6-8
Plant Safe
Yes
Invert Safe
No
Data Confidence
medium
Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.
Behavior & Husbandry
Temperament
Semi-Aggressive
Aggression
6/10
Diet
Carnivore
Difficulty
Intermediate
Lifespan
7 years
Breeding
Easy
Schooling
No
Compatibility Tags
Semi AggressiveSolitaryTerritorialTop WaterMid WaterPlant Safe
Similar Species
Species Compatibility
Database-driven compatibility notes for planning community aquariums.