Overview
The Polypterus Delhezi / Barred Bichir (Polypterus delhezi) is a intermediate freshwater species known for its gray-green, dark bands coloration. Banded pattern. Bottom.
Origin & Appearance
Origin: Congo Basin.
Colors: Gray-Green, Dark bands.
Body Shape: Elongate (long/slender). Typical adult dimensions: 35.0 x 4.2 x 5.2.
Sexual Dimorphism: Moderate; males have thicker, wider anal fin.
Tank & Water Requirements
| Min Tank Size | 79 gallons |
| Temperature | 75–82°F |
| pH Range | 6.5–7.5 |
| Water Hardness (GH) | 5-15 |
| Bioload | high |
| Oxygen Demand | low |
| Plant Safe | yes |
| Aquarium Position | Bottom |
Behavior & Activity
Slow bottom walker; uses pectoral fins as legs; surfaces for air; nocturnal hunting patrol
Speed: 25/100Aggression: 4/10nocturnal
Breeding
Difficult; egg depositor; male uses anal fin to cup eggs
Common Diseases
💊 Hardy💊 polypterus worm (Macrogyrodactylus)
Expert Notes
Banded pattern; mid-sized bichir; popular