Venustus Cichlid / Giraffe Cichlid
Nimbochromis venustus
The genius 'Dead-Faking' predator of Lake Malawi. A massive 25 cm (10-inch) cichlid covered in yellow and olive-green 'giraffe' spots. Adult males develop a stunning, blazing sapphire-blue head. It is a highly intelligent, deadly fish-eater that requires massive aquariums and only giant tankmates.
24 - 28 °C
7.8 - 8.6
Freshwater
All levels
25 cm
>= 300 L
>= 1
10 - 25 dGH
5 - 12 dKH
200 - 495 ppm
313 - 773 uS/cm
Species description
Care, breeding and tankmates
Geographic Origin and Distribution
Origin
Fish profile
- Temperament
- Semi-aggressive
- Aggressive, predatory, and highly active. They are the apex predator of their aquarium domain and act accordingly. They are not suitable for beginners or standard community setups.
- Diet
- Omnivore
- A renowned ambush predator that requires a highly carnivorous diet. Feed them a mix of large cichlid pellets, chopped prawn, and frozen silversides. They should not be fed terrestrial mammalian meat, which can cause severe digestive issues.
- Life expectancy
- 8-12 years
- The lifespan of Nimbochromis venustus in captivity typically ranges from 8 to 12 years when housed in a well-maintained and stable environment. Adequate biological filtration and regular water changes are essential to prevent health complications related to nitrate accumulation, to which this species is sensitive. Offering a very spacious tank and minimizing territorial conflicts helps this cichlid reach and exceed its ten-year mark in optimal health.
- Adult size
- 25 cm
- The catalog's scalar value is 25 cm. The FishBase SPECIES table (v25.04 snapshot) source reports a maximum adult measurement of 25 cm for this species, recorded as total length (TL). The taxonomic record consulted is Nimbochromis venustus (v25.04); male or unsexed record. These figures are not interchangeable: the first is the profile's editorial reference, whereas the second is a published maximum under a specific measurement convention; differences among sources can reflect sex, population, life stage and measuring method.
- Sex ratio
- Harem
- Should be kept in a harem of one male to multiple females to disperse the male's aggressive mating behavior. Two males in the same tank will fight relentlessly until one is eliminated. Females are generally peaceful towards each other.
- Feeding frequency
- Twice daily
- Adults require feeding once a day or every other day with substantial portions. Juveniles can be fed twice daily to support rapid growth. Ensure no food is left rotting at the bottom.
- Bioload
- A heavy waste producer due to its large adult size and protein-heavy diet. Over-filtration is absolutely essential for this species. Water parameters must be strictly monitored to prevent rapid deterioration.
- Flow
- Stagnant
- Thrives in well-oxygenated water with a strong current. Powerheads are highly recommended to simulate their natural environment and keep waste suspended for filtration. They enjoy swimming directly against the current at times.
- Reproduction
- Oviparous
- A maternal mouthbrooder where the female incubates the eggs for several weeks. Males display intense colors to attract females to their sandy spawning pit. Once released, the fry are self-sufficient and require tiny protein-rich foods.
- Compatibility & tankmates
- Can only be kept with other large, aggressive Malawian cichlids. Any fish smaller than half its size will eventually be viewed as a meal. Fast-swimming Haps and Peacocks make the best tank mates.
- Tank level
- All levels
- They utilize all areas of the tank but spend a lot of time near the sand bed hunting. They need massive amounts of open swimming space. Rockwork should be limited to the edges to provide hiding spots without restricting movement.
Scientific Parameters & Models
Window to the official scientific data of the species
- Trophic level
- 4.2 ± 0.73 se
- Resilience
- Medium (1.4 - 4.4 years)
- Phylogenetic uniqueness (PD50)
- 0.5312
- Bayesian Length-Weight
- a = 0.01445, b = 2.99
- VulnerabilityLow vulnerability (15 / 100)
Image gallery
Licensed images linked to the species or, when marked, to the closest representative taxon.
Related species
Recommendations grouped by close relatives, companion choices, and similar care.























































