PisciDex Species Profile
American Flagfish
Colorful North American killifish often used for algae control, but territorial males and plant grazing require planning.
Jordanella floridae
Cyprinodontidae | North America | Florida, United States
Core Requirements
Tank Size
20 gallons minimum
Adult Size
2.5 inches
Group Size
Pair/group 2+
Bioload
2/10
Water Parameters
Temperature
64-78 F
pH
6.5-8
Plant Safe
No
Invert Safe
Yes
Data Confidence
medium
Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.
Behavior & Husbandry
Temperament
Semi-Aggressive
Aggression
4/10
Diet
Omnivore
Difficulty
Intermediate
Lifespan
4 years
Breeding
Intermediate
Schooling
No
Compatibility Tags
Semi AggressiveTerritorialMid WaterHardwater
Similar Species
Species Compatibility
Database-driven compatibility notes for planning community aquariums.