Gisela Bichir - (Polypterus aff. Congicus)

🐟 Gisela Bichir (Polypterus aff. congicus)

The Gisela Bichir is a rare and impressive member of the Polypteridae family, closely related to the Congo Bichir. With its elongated, armored body, prehistoric appearance, and striking coloration, it’s a prized specimen among bichir enthusiasts. Known for its nocturnal habits and ability to breathe atmospheric air, this species can adapt to a variety of freshwater setups, provided it has ample space and a secure lid to prevent escape.

🔍 Quick Facts

• 🆔 Common Name: Gisela Bichir
• 🧬 Scientific Name: Polypterus aff. congicus
• 🧬 Family: Polypteridae
• 🌎 Origin: Central Africa – Congo River Basin
• 📏 Max Size: 28–30 inches (70–75 cm)

🕊️ Behavior & Temperament

• 💤 Mostly nocturnal, active during low-light hours
• ⚔️ Generally peaceful toward tankmates too large to be eaten
• 🐟 Opportunistic predator — will consume smaller fish
• 🪨 Enjoys hiding among driftwood, caves, and dense decor

🏡 Tank Requirements

• 🛁 Minimum Tank Size: 180 gallons for adults
• 🪵 Use driftwood, caves, and shaded areas for shelter
• 🌊 Large open areas for slow cruising
• 💨 Tight-fitting lid — excellent escape artists
• 💧 Strong filtration and moderate flow to maintain water quality

Water Parameters:

• 🌡️ Temperature: 75–82°F (24–28°C)
• ⚗️ pH: 6.2–7.8
• 💧 Soft to moderately hard water

🍽️ Diet

• Carnivorous — accepts frozen fish, shrimp, worms, and sinking carnivore pellets

📊 Overview Table

📝 Snippet

The Gisela Bichir (Polypterus aff. congicus) is a rare, prehistoric-looking giant from the Congo River Basin, admired for its size, personality, and nocturnal charm. Best suited for large aquariums with equally sizable tankmates.