Overview
The Elephant Nose Fish (Gnathonemus petersii) is a advanced freshwater species known for its dark brown-black coloration. Uses electric field to navigate. Bottom to Mid.
Origin & Appearance
Origin: West Africa.
Colors: Dark Brown-Black.
Body Shape: Elongate (long/slender). Typical adult dimensions: 23.0 x 2.8 x 3.4.
Sexual Dimorphism: Minimal.
Tank & Water Requirements
| Min Tank Size | 53 gallons |
| Temperature | 79–82°F |
| pH Range | 6–7.5 |
| Water Hardness (GH) | 3-10 |
| Bioload | high |
| Oxygen Demand | medium |
| Plant Safe | yes |
| Aquarium Position | Bottom to Mid |
Behavior & Activity
Nocturnal mid-to-bottom explorer; uses trunk-like chin extension to probe substrate electrically; jerky backward swimming capability
Speed: 35/100Aggression: 4/10nocturnal
Breeding
Difficult
Common Diseases
💊 Ich💊 sensitive to copper
Expert Notes
Uses electric field to navigate