Killie Flagfish (Jordanella floridae)
The Killie Flagfish is a hardy, North American native known for its iridescent, flag-like coloration. It’s great for algae control and small community or species-only tanks.
 
Size: Up to 2.5 inches (6.4 cm)
Tank Size: Minimum 10 gallons
Care Level: Easy to Moderate
Diet: Omnivore – algae, flakes, pellets, frozen/live foods
Aggression Level: Semi-aggressive (especially males)
Compatibility: Best with peaceful but fast or robust fish
Notes: Can nip fins; ideal in planted tanks; also thrives in cooler water