Killifish - Clown Killi

Epiplatys annulatus

The clown killi (Epiplatys annulatus)—also known as the banded panchax or rocket killifish—is a stunning, tiny freshwater fish native to West Africa. Popular for nano tanks, it is distinguished by striking vertical stripes and a vibrant, flame-like red, yellow, and blue tail.

Key Profile & Care Facts

Size & Lifespan:

• Maxes out at about 3.5 cm (1.4 inches).
• Average lifespan: 2 to 3 years (can live up to 5 years with optimal care).

Habitat & Water Parameters:

• Temperature: 20°C–26°C (68°F–79°F).
• pH: 6.0–7.5.
• Water hardness: Soft to moderately soft water.

Behavior:

• Extremely peaceful, top-dwelling fish.
• Schooling fish that thrive best in groups of 6 or more.

Diet:

• Carnivorous omnivores.
• Thrive on a diet of micro-foods, including:
  • Frozen and live cyclops.
  • Baby brine shrimp.
  • Slow-sinking nano pellets.

Aquarium Setup

Tank Size:

• Suitable for a nano tank or desktop aquarium starting at 5 to 10 gallons.

Floating Plants:

• Absolutely require a calm environment.
• Dense floating plants such as Amazon frogbit or dwarf water lettuce provide the subdued, shaded lighting they prefer.

Tightly Fitting Lid:

• They are exceptional jumpers.
• A secure lid, hood, or canopy is non-negotiable to prevent escapes.