Species Profile
Florida Flagfish
Jordanella floridae
Algae Eaterssemi-aggressive
Adult size
2.5″
Minimum tank
20 gal
Temperature
65–79°F
pH
6.5–8
Schooling
Solitary OK
Water level
mid
Diet
Algae, blanched veggies, flake, frozen
Notes
Native North American killifish that genuinely eats hair algae and even some black-beard algae. Males can be territorial; keep a 1 male to 2 female ratio. Tolerates cooler water (68-78°F).
Photo: Unknown / Wikimedia Commons · Source · Public domain