Other Freshwater and Brackish Water Fish
African Knifefish
Xenomystus nigri
Photo: User:Haplochromis · CC BY-SA 3.0 · Wikimedia Commons
Key facts
- Temperature23–28 °C
- pH6–7.5
- Minimum tank200 l
- Adult size30 cm
- Difficulty★★☆☆☆
- TemperamentPeaceful
- WaterFresh
Full profile
- Family
- Notopteridae
- Origin
- West and Central Africa
- Size
- 30 cm
- Temperature
- 23 – 28°C
- pH
- 6.0 – 7.5
- GH
- 2 – 15 °dGH
- Difficulty
- ★★☆☆☆
- Water type
- tropical freshwater
- Swimming level
- medium – low
- Behavior
- Peaceful (eats very small fish)
- Minimum number of individuals
- 1
- Minimum aquarium size
- 200 L
- Diet
- carnivore
- Reproduction
- oviparous
Notes: Uniform dark brown, without a dorsal fin. Nocturnal; emits small sounds using its swim bladder.
