Steel-Blue Killifish (Fundulopanchax gardneri) – Colorful Freshwater Killifish

🐟 Steel-Blue Killifish (Fundulopanchax gardneri) – Colorful Freshwater Killifish

Description: The Steel-Blue Killifish (Fundulopanchax gardneri) is one of the most popular and hardy killifish species in the aquarium hobby. Known for its iridescent steel-blue body with striking red spots and flowing fins, this fish brings a brilliant splash of color to freshwater aquariums. Peaceful yet active, it thrives in planted community aquariums and is often kept in pairs or small groups.

Care Information

• Scientific Name: Fundulopanchax gardneri
• Common Name: Steel-Blue Killifish, Gardneri Killifish
• Care Level: Easy to Moderate
• Temperament: Peaceful, best in pairs or small groups
• Max Size: ~2.5 inches (6 cm)
• Tank Size: 15+ gallons
• Diet: Omnivorous – flakes, micro pellets, live and frozen foods (bloodworms, brine shrimp, daphnia)
• Water Parameters:
• Temperature: 72–78°F (22–26°C)
• pH: 6.0–7.5
• Soft to moderately hard water

❓ FAQ

Q: Can Steel-Blue Killifish live in community tanks?
A: Yes, they are peaceful and do well with other small, non-aggressive fish.

Q: Do they need a planted tank?
A: While not required, they look and behave best in heavily planted aquariums with hiding spots.

Q: How long do they live?
A: Typically 2–3 years with proper care.

Q: Do they jump?
A: Yes, like most killifish, they are skilled jumpers. A tight-fitting lid is essential.