Elephantnose Fish
Gnathonemus petersii · family Mormyridae

Parameters
- Temperature
- 24–28 °C
- pH
- 6–7.5
- Hardness
- 5–15 °dGH
- Tank volume
- from 200 L
- Maximum size
- up to 25 cm
- Group size
- min 1, ideal 1
- Temperament
- Semi-aggressive
- Swimming zone
- Bottom
- Difficulty
- Expert
- Lifespan
- 6–10 years
Description
An African electro-receptive fish with a trunk-like extension of the lower jaw. Highly intelligent — recognizes its keeper and plays with objects.
Care
Soft sandy bottom (for trunk digging), hides. Doesn't tolerate other elephantnose conspecifics.
Feeding
Live/frozen bottom foods: bloodworm, tubifex. Ignores dry food.
Compatibility
Compatibility data not yet available.
FAQ
- Сколько слоников держать?
- Одного. В аквариуме до 1000 л — группу 5+. Двое-трое — постоянные драки.
Goldie editorial team
Practising aquarists with a combined 30+ years of experience · Biologists and editors, fact-checking against FishBase and Seriously Fish · Every piece is reviewed by a qualified ichthyologist before publication
Scientific board — ichthyologists and veterinarians
Ichthyologists and veterinarians with university degrees · Reference FishBase, Seriously Fish and peer-reviewed literature · Sign every reviewed article with their credentials shown
Sources
- Wikipedia: Gnathonemus petersii · Wikipedia · 2026-05-22